Oracle

Biosphere 2

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520.838.6200

32540 S Biosphere Rd, Oracle, AZ 85623.

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based on 71 reviews

06/28/14
Cristina R.
An absolute must in Tucson! Very interesting and you learn many things! It is a shame it is not getting enough funding or attention, so much could be done...

06/24/14
Jasmine C.
We were given a groupon for this place and so we made a day of it. We had been here YEARS ago when it was run by someone other than U of A. We didn't...

06/10/14
Michael F.
This is the perfect place if you are into science stuff! The tour guide was good and gave plenty of information. Each section was different climates which...
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tips from

total check-ins: 1493
12/07/10
NASA
There were two different missions between 1991 and 1994 where researchers were sealed inside to measure sustainability. This type of eco-environment would be critical for human space colonization.
09/13/12
The Ritz-Carlton
Want to walk through mangroves, rainforests, savannah and a fog desert in the space of an hour? Yes. Then the futuristic Biosphere 2 is the place for you. Wild and wonderful.
10/06/11
Candice Curtis
Go on Earth Day when admission is free, and the original Biospherians do tours.
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user reviews

rating 3.7 out of 5
06/15/14
Rick Ranalli
There is nowhere else on Earth like Biosphere 2. The complex itself is a marvel of engineering and the past and ongoing science behind it is fascinating. Science can benefit as much from unexpected results and mistakes as it does from "successes," so the initial highly-publicized original experime....
06/17/14
David Holmstrom
This will sound like a lot of the other reviews, but I too was very bothered by the tour guide! It was great to see the Bioshpere2 and the engineering that went into it, but having to listen to the tour guide rant about his personal beliefs and feel like we were being lectured the whole time really....
12/01/13
Liz Mackall
Fascinating history and some of the areas were truly awe-inspiring. Our visit was pretty much ruined by our tour guide though. She was just horrible and painful to listen to. Flip-flopped back and forth from being defensive and self-congratulatory. Screeched at us and harangued us for nearly 10 minu....
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