Enjoy a captivating experience at the heart of our mountaintop observatory with our guided daytime tours! Discover the rich history of our unique site, from its origins as a Cold War early warning radar station to its current role as a leading astronomical research facility. Our knowledgeable guides will lead you on a 90-minute walking...
Explore the night skies from the summit of Mt. Lemmon using Arizona's LARGEST publicly available telescopes! Under the guidance of a professional, visitors will enjoy a brief astronomy lecture, a...
A Heritage Park Zoo Tradition! Boo at the Zoo is a fun family event held every October 31st. This year, gates will open for Boo at 5:00 pm for families with children 6 and under and at 6pm for all ages. Last admission will be at 8:30 pm. Come in costume and trick-or-treat at different...
Experience the universe up-close with our state-of-the-art 24-inch Dyer Telescope. This private, personalized expedition across the stars lasts 75 minutes and offers an exclusive opportunity to view the cosmos through...
Register for a FREE guided tour of one of seven different collections of trees and plants in the Campus Arboretum. Led by Pima County Master Gardeners, the tours provide in-depth education, information...
Explore the night skies from the summit of Mt. Lemmon using Arizona's LARGEST publicly available telescopes! Under the guidance of a professional, visitors will enjoy a brief astronomy lecture, a light dinner, and an exclusive opportunity to observe astronomical objects and phenomena. This five-hour program starts 2 hours before sunset and accommodates up to 28...