Oops! Something went wrong, please try again later.
University of Arizona Biosphere 2 is an American Earth system science research facility located in Oracle, Arizona. Its mission is to serve as a center …
Reviews
Tripadvisor
4.2/5 · 1,306 reviews
5-star
49%
4-star
23%
3-star
10%
2-star
13%
1-star
5%
Recent reviews
Tours
History
Kid Friendly
Price
Time
Tickets
Architecture
Any rating
Loading reviews...
May 3, 2025
I’ve been wanting to visit this site for many years. I found it to be very informative using the tour on the phone app. Quite a bit of time is spent outside getting from building to building so be …Full review by Rena L
Apr 9, 2025
Pretty so-so IMO. A bit interesting, but not worth the 2-hour drive, one-way it took us to get there. Might be okay for a school trip for kids, but not enough interest for adults.Full review by Mike T
Feb 8, 2025
Not really too much of interest. A couple of "domes" with vegetation and a faint reminder of an ocean area. I remember the Biosphere being a big thing 30+ years ago, but after its brief fame it see…Full review by sunhead
The date and time I want is sold out. Can I purchase tickets onsite?
A:
We ask that all tickets be purchased in advance of your visit. This allows us to manage occupancy to maintain safe distancing for the safety of our staff and other...
Save
Share
More
