Parks

Holiday Walk of Lights at Guasti
2025-11-28 17:00 - 21:00, 2025-11-29 17:00 - 21:00, 2025-11-30 17:00 - 21:00, 2025-12-05 17:00 - 21:00, 2025-12-06 17:00 - 21:00, 2025-12-07 17:00 - 21:00, 2025-12-12 17:00 - 21:00, 2025-12-13 17:00 - 21:00 (America/Los_Angeles) and 10 more dates | Cucamonga-Guasti, 800 N. Archibald Avenue, Ontario, CA, 91764, United States
Join Regional Parks this holiday season as Cucamonga-Guasti Regional Park transforms into a weekend winter wonderland! The Holiday Walk of Lights will be open on weekends only from Friday, Nov. 28 through Sunday, Dec. 21, from 5–9 p.m. each night. Then, starting Monday, Dec. 22 through Tuesday, Dec. 30, the event will be open nightly, from 5–9 p.m., except on Christmas Day, Dec. 25, when all Regional Parks will be closed.
More than 100 holiday displays and a 100-foot light tunnel will allow visitors to catch the spirit of the season as they walk through with family and friends to the sound of holiday music.
Santa Claus and his elves will make their stop at Guasti for the little visitors and family photos on Saturday, Dec. 20 and Sunday, Dec. 21, from 6-9 p.m.
Holiday Walk of Lights Schedule
Hours; 5-9 p.m.

Nov. 28-30
Dec. 5-7
Dec. 12-14
Dec. 19
Dec. 20: Santa & Elves 6-9 p.m.
Dec. 21: Santa & Elves 6-9 p.m.
Dec. 22-24
Dec. 26-30

Arts & crafts and free hot cocoa and apple cider will be available while supplies last. All ages are welcome. Leashed pets are welcome too!
Admission is $15 per vehicle. Follow parks on Facebook and Instagram to stay connected with the latest park news and events.

CANCELLED: Holiday Walk of Lights at Guasti
2025-12-24 17:00 - 21:00
The event and night fishing is cancelled due to inclement weather.
Join Regional Parks this holiday season as Cucamonga-Guasti Regional Park transforms into a weekend winter wonderland! The Holiday Walk of Lights will be open on weekends only from Friday, Nov. 28 through Sunday, Dec. 21, from 5–9 p.m. each night. Then, starting Monday, Dec. 22 through Tuesday, Dec. 30, the event will be open nightly, from 5–9 p.m., except on Christmas Day, Dec. 25, when all Regional Parks will be closed.
More than 100 holiday displays and a 100-foot light tunnel will allow visitors to catch the spirit of the season as they walk through with family and friends to the sound of holiday music.
Santa Claus and his elves will make their stop at Guasti for the little visitors and family photos on Saturday, Dec. 20 and Sunday, Dec. 21, from 6-9 p.m.
Holiday Walk of Lights Schedule
Hours; 5-9 p.m.

Nov. 28-30
Dec. 5-7
Dec. 12-14
Dec. 19
Dec. 20: Santa & Elves 6-9 p.m.
Dec. 21: Santa & Elves 6-9 p.m.
Dec. 22-24
Dec. 26-30

Arts & crafts and free hot cocoa and apple cider will be available while supplies last. All ages are welcome. Leashed pets are welcome too!
Admission is $15 per vehicle. Follow parks on Facebook and Instagram to stay connected with the latest park news and events.

CANCELLED: Holiday Walk of Lights at Guasti
2025-12-26 17:00 - 21:00
Due to inclement weather, this event is cancelled, including night fishing.

Join Regional Parks this holiday season as Cucamonga-Guasti Regional Park transforms into a weekend winter wonderland! The Holiday Walk of Lights will be open on weekends only from Friday, Nov. 28 through Sunday, Dec. 21, from 5–9 p.m. each night. Then, starting Monday, Dec. 22 through Tuesday, Dec. 30, the event will be open nightly, from 5–9 p.m., except on Christmas Day, Dec. 25, when all Regional Parks will be closed.
More than 100 holiday displays and a 100-foot light tunnel will allow visitors to catch the spirit of the season as they walk through with family and friends to the sound of holiday music.
Santa Claus and his elves will make their stop at Guasti for the little visitors and family photos on Saturday, Dec. 20 and Sunday, Dec. 21, from 6-9 p.m.
Holiday Walk of Lights Schedule
Hours; 5-9 p.m.

Nov. 28-30
Dec. 5-7
Dec. 12-14
Dec. 19
Dec. 20: Santa & Elves 6-9 p.m.
Dec. 21: Santa & Elves 6-9 p.m.
Dec. 22-24
Dec. 26-30

Arts & crafts and free hot cocoa and apple cider will be available while supplies last. All ages are welcome. Leashed pets are welcome too!
Admission is $15 per vehicle. Follow parks on Facebook and Instagram to stay connected with the latest park news and events.

Dan the Wildman Venom Exhibit at Guasti
2026-02-07 14:00 - 16:00
Join us at Guasti Regional Park, Saturday, Feb. 7, from 2-4 p.m., for The Wild Man Dan Show, an in-person educational program designed to engage audiences with a hands-on learning experience with various types of reptiles and critters.
Attendees will have the unique opportunity to safely interact up close with a variety of venomous animals, non-venomous reptiles and invertebrates. Throughout the show learn about the differences between snakes and lizards, and more. All ages are welcome! Admission is $15 per vehicle.
Bring the whole family, pack a lunch and explore the great outdoors before the show.
Follow parks on Facebook and Instagram to stay connected with the latest park news and events.

All About Birds at Cucamonga-Guasti
2026-03-21 14:00 - 15:30
Calling all nature enthusiasts! Join Regional Parks for a delightful day of birdwatching, learning and discovering the amazing world of birds on Saturday, March 21, from 2-3:30 p.m.
This hands-on event will explore the fascinating lives of our feathered friends through fun activities, birdwatching walks and creative crafts.
Explore our parks and learn about different bird species and their habitats. It’s a perfect opportunity to connect with nature and spark curiosity about wildlife, especially for kids! There will also be a Q&A with our naturalist.
All supplies are provided while they last. All ages are welcome. Leashed pets are welcome too!
Admission is $15 per vehicle.
For more information on Regional Parks, visit parks.sbcounty.gov.

Easter Scavenger Hunts at All Parks
2026-04-05 11:00 - 12:00
This Easter, Regional Parks is excited to host a new activity giving the entire family an opportunity to participate together in a scavenger hunt following clever clues and solving playful riddles at stations located throughout the park. The scavenger hunt activity replaces the traditional Easter egg hunts and baskets or bags are no longer needed.
The morning scavenger hunt time is 11 a.m. on Sunday, April 5, at all the participating parks below:

Cucamonga-Guasti: 800 N. Archibald Ave., Ontario
Glen Helen: 2555 Glen Helen Pkwy., San Bernardino
Mojave Narrows: 18000 Yates Road, Victorville
Prado: 16700 S. Euclid Ave., Chino
Yucaipa: 33900 Oak Glen Road, Yucaipa

The duration depends on each participant and how fast the clues are found to crack the Bunny Code word.
CRACK THE BUNNY CODE
To get started, participants will receive one clue card with the first riddle that will lead them to the first location. Each location will have a sign with a QR code that once scanned, will reveal another clue and location. Each QR code also reveals a letter. At the end of the hunt, all the letters will reveal the Bunny’s secret code word. The first 140 participants to Crack the Bunny Code for each time slot at each park will receive a goodie prize. Prizes are limited on a first come, first-served basis.
A Smart phone with a QR code scanning feature is needed. If a participant does not have access to a Smart phone to scan a QR code, paper copies of the clues are available at the gatehouse upon request. There are 11 stations total and the code word contains 11 letters.
The morning and afternoon hunts will have different letters and clues.
FIND THE GOLDEN EGG
One Golden will be hidden somewhere in each participating park between the hours of 7:30 a.m. to 6:30 p.m. Find the egg and win an Easter basket.
All ages are welcome! Regional Parks are pet-friendly and are open from 7:30 a.m. to 6:30 p.m.
Admission is $20 per vehicle and free for those camping with us at Mojave Narrows, Prado and Yucaipa Regional Parks.
Follow parks on Facebook and Instagram to stay connected with the latest park news and events.

Easter Scavenger Hunts at All Parks
2026-04-05 13:00 - 14:00
This Easter, Regional Parks is excited to host a new activity giving the entire family an opportunity to participate together in a scavenger hunt following clever clues and solving playful riddles at stations located throughout the park. The scavenger hunt activity replaces the traditional Easter egg hunts and baskets or bags are no longer needed.
The afternoon scavenger hunt time is 1 p.m. on Sunday, April 5, at all the participating parks below:

Cucamonga-Guasti: 800 N. Archibald Ave., Ontario
Glen Helen: 2555 Glen Helen Pkwy., San Bernardino
Mojave Narrows: 18000 Yates Road, Victorville
Prado: 16700 S. Euclid Ave., Chino
Yucaipa: 33900 Oak Glen Road, Yucaipa

The duration depends on each participant and how fast the clues are found to crack the Bunny Code word.
CRACK THE BUNNY CODE
To get started, participants will receive one clue card with the first riddle that will lead them to the first location. Each location will have a sign with a QR code that once scanned, will reveal another clue and location. Each QR code also reveals a letter. At the end of the hunt, all the letters will reveal the Bunny’s secret code word. The first 140 participants to Crack the Bunny Code for each time slot at each park will receive a goodie prize. Prizes are limited on a first come, first-served basis.
A Smart phone with a QR code scanning feature is needed. If a participant does not have access to a Smart phone to scan a QR code, paper copies of the clues are available at the gatehouse upon request. There are 11 stations total and the code word contains 11 letters.
The morning and afternoon hunts will have different letters and clues.
FIND THE GOLDEN EGG
One Golden will be hidden somewhere in each participating park between the hours of 7:30 a.m. to 6:30 p.m. Find the egg and win an Easter basket.
All ages are welcome! Regional Parks are pet-friendly and are open from 7:30 a.m. to 6:30 p.m.
Admission is $20 per vehicle and free for those camping with us at Mojave Narrows, Prado and Yucaipa Regional Parks.
Follow parks on Facebook and Instagram to stay connected with the latest park news and events.

Create Your Own Herb Garden at Cucamonga-Guasti
2026-04-11 14:00 - 15:30
Join Regional Parks at Cucamonga-Guasti Regional Park on Saturday, April 11, for a fun and educational day of planting, growing and discovering the wonders of herbs! In this hands-on event, kids will learn all about different herbs — how they grow, what they need, and how they can be used in cooking and even crafts!
Each little gardener will plant their own herb garden to take home, choosing from a variety of delicious and fragrant herbs like basil, mint, and thyme. It’s the perfect way to introduce children to the joys of gardening and the magic of fresh, homegrown flavors!
Admission is $15 per vehicle. Supplies are provided while they last. All ages welcome!
Follow Regional Parks on Facebook and Instagram for the latest park news and events.

Bear Necessities at Cucamonga-Guasti
2026-04-25 13:30 - 15:00
Join us at Cucamonga-Guasti Regional Park on Saturday, April 25, as we explore some “beary” important safety tips and tricks when a bear is nearby and how to identify the different types of bears native to our region.
Forget about your worries and your strife when you learn some “paws-itively” wild facts about bears native to North America. We’ll also talk about how to respect our furry wildlife neighbors. It’s a fun way to learn about bear biology and just how necessary the conservation is when recreating outdoors. Plus, we will conduct a field experiment. Join us! It would be unbearable without you!
Admission is $15 per vehicle and free for those camping with us at Prado. All ages are welcome, including leashed pets. All supplies will be provided while they last.
Park hours are 7:30 a.m. to 6:30 p.m. Bring the whole family, pack a lunch and explore the great outdoors before or after the activity.
For more information on Regional Parks, visit parks.sbcounty.gov, or follow parks on Facebook and Instagram to stay connected with the latest park news and events.

Splash Pads & Snow Cones at Cucamonga-Guasti
2026-06-18 11:00 - 13:00
Cool off and play the day away at Regional Parks with a fun-filled day at the splash pad complete with exciting games and refreshing snow cones at Cucamonga-Guasti Regional Park, Thursday, June 18, from 11 a.m. to 1 p.m.

Whether you’re racing through the splash pad, tossing bean bags or just relaxing in the sun, it’s the perfect way to enjoy outdoor recreation at Regional Parks.

Snow cones are free while supplies last.

Cucamonga-Guasti Regional Park offers the perfect landscape to spend the day at the park fishing, biking, on the playground or splash pad, picnicking and grilling. Pack the car and come out for this exciting day of exploring the great outdoors.

Guasti is open daily from 7:30 a.m. to 8 p.m. and is located at 800 N. Archibald Ave. in Ontario.

General park admission is $10 per vehicle Mon-Fri, $15 per vehicle Sat-Sun, and $20 per vehicle on holidays.

Follow Regional Parks on Instagram at www.instagram.com/sbcountyparks for the latest park news and event updates.

SparkleFizz Science Lad Activity at Cucamonga-Guasti
2026-06-25 11:00 - 13:00
Get ready to mix, fizz, and explore with Regional Parks for this exciting hands-on science activity at Cucamonga-Guasti Regional Park, Thursday, June 25, from 11 a.m. to 1 p.m., celebrating the country’s 250 Semiquincentennial anniversary of the Declaration of Independence.

Bring the whole family and discover how safe and simple food ingredients like sugar and vinegar can create an amazing chemical reaction that looks just like a burst of fireworks.

As you watch your creation come to life, you’ll also learn how chemistry is happening all around us in fun and surprising ways.

It’s a colorful, hands-on experiment that blends creativity with science and turns your table into a mini-celebration of fizz and motion!

Don’t miss this chance to explore, create, and learn together — it’s the perfect family-friendly activity that brings a little sparkle, a little science, and a whole lot of fun!

All ages are welcome. Leashed pets are welcome too! All supplies will be provided while they last.

Cucamonga-Guasti Regional Park offers the perfect landscape to spend the day at the park fishing, biking, on the playground or splash pad, picnicking and grilling. Pack the car and come out for this exciting day of exploring the great outdoors.

Guasti is open daily from 7:30 a.m. to 8 p.m. and is located at 800 N. Archibald Ave. in Ontario.

General park admission is $10 per vehicle Mon-Fri, $15 per vehicle Sat-Sun, and $20 per vehicle on holidays.

Follow us on Facebook and Instagram for parks news and events updates.

Rainbow Bubbles at Cucamonga-Guasti
2026-07-07 11:00 - 13:00
Get ready to blow, bubble and create something magical with Regional Parks in this hands-on family Art in the Park: Rainbow Bubbles activity at Cucamonga-Guasti Regional Park on Tuesday, July 7, from 11 a.m. to 1 p.m.

NOTE: Participants are asked to bring an empty water bottle.

Step into a world of color and foam as you watch bright, swirling bubbles come to life right in front of you. With just a few simple materials, you’ll create long flowing bubble “snakes” that grow and stretch.

This playful, magical sensory experience is all about experimenting, exploring and having fun together.

Don’t miss this exciting opportunity to create, play, and discover — perfect for families looking to add a little extra color and joy to their day!

All supplies will be provided while they last. All ages are welcome! Leashed pets are welcome too!

Cucamonga-Guasti Regional Park offers the perfect landscape to spend the day at the park fishing, biking, on the playground or splash pad, picnicking and grilling. Pack the car and come out for this exciting day of exploring the great outdoors.

Guasti is open daily from 7:30 a.m. to 8 p.m. and is located at 800 N. Archibald Ave. in Ontario.

General park admission is $10 per vehicle Mon-Fri, $15 per vehicle Sat-Sun, and $20 per vehicle on holidays.

Follow Regional Parks on Instagram at www.instagram.com/sbcountyparks for the latest park news and event updates.

Splash Pads & Snow Cones at Guasti
2026-08-06 11:00 - 13:00
Cool off and play the day away at Regional Parks with a fun-filled day at the splash pad complete with exciting games and refreshing snow cones at Cucamonga-Guasti Regional Park, Thursday, Aug. 6, from 11 a.m. to 1 p.m.

Whether you’re racing through the splash pad, tossing bean bags or just relaxing in the sun, it’s the perfect way to enjoy outdoor recreation at Regional Parks.

Snow cones are free while supplies last.

Cucamonga-Guasti Regional Park offers the perfect landscape to spend the day at the park fishing, biking, on the playground or splash pad, picnicking and grilling. Pack the car and come out for this exciting day of exploring the great outdoors.

Guasti is open daily from 7:30 a.m. to 8 p.m. and is located at 800 N. Archibald Ave. in Ontario.

General park admission is $10 per vehicle Mon-Fri, $15 per vehicle Sat-Sun, and $20 per vehicle on holidays.

Follow us on Facebook and Instagram for parks news and events updates.
