Dinosaurs at Descanso Railroad: Opening Weekend

Step back in time for an unforgettable opening weekend at Descanso Railroad, where dinosaurs come to life across the miniature train landscapes.
Explore large-scale dinosaur installations and Cretaceous-era mammals crafted from natural materials, and enjoy hands-on activities for all ages throughout the weekend.
From fossil discoveries to interactive puppet performances, this is a prehistoric adventure the whole family can enjoy.

Summer Passport
Don’t forget to pick up a Summer Passport at the Bridge and start your Descanso adventure.
Collect a new limited-edition sticker during each date range as you visit throughout the summer:

June 1–15: Monarch Butterfly
June 16–30: Bumblebee
July 1–15: Coyote
July 16–31: Bobcat
August 1–15: California Scrub Jay
August 15–31: Great Horned Owl

Weekend Schedule
Open to all visitors
Friday, June 5 | 10am–7pm

All day — Summer Passport + collectible sticker handout at the Bridge
All day — Dinosaur installations at Descanso Railroad and the Ancient Forest
9:30am–11:30am — Little Explorers dinosaur-themed activities at Magnolia Court
11am–3pm — Fossil discovery at the Promenade
12:30pm–3pm — Natural History Museum puppet performances at the Promenade

Saturday & Sunday, June 6–7 | 9am–7pm

All day — Summer Passport + collectible sticker handout at the Bridge
All day — Dinosaur installations at Descanso Railroad and the Ancient Forest
9:30am–11:30am — Little Explorers dinosaur-themed activities at Magnolia Court
9:30am–3pm — Fossil discovery at the Promenade
12:30pm–3pm — Natural History Museum puppet performances at the Promenade