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Biosphere 2–The University of Arizona

Located in: Pinal County


32540 S. Biosphere Rd.
Oracle, AZ 85623
United States

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  • Green Business
  • Mexico Ready

838-6200, off AZ Hwy. 77 (Oracle Rd.), near Oracle, AZ. $20.00/adults, $13.00/children 6–12, 5 and younger free. 9 a.m.–4 p.m. Allow two hours. Biosphere 2 was recently named by Time Life Books as one of the 50 must see "Wonders of the World". Biosphere 2 was originally designed as a prototype for space colonization; it now houses real time earth science and research along with a visitor center that has movies, exhibits, cafe and bookstore. Open daily!

  • TripAdvisor Traveler Rating
    Based on 1050 reviews
  • #2 of 9 things to do in Oracle
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Interesting Visit!

Seeing the Biosphere is like going on a school field trip! Its educational, with lots to see and experience. Its nothing earthshattering! Great for school age children. I took my 17 year old...

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Biosphere 2 Family Visit

We drove 2 hours from Scottsdale to Oracle. Bought tickets on Groupon for $28 for the both of us for a basic visit. The tour took 1 1/2 hours with a guide. Drove into Oracle after the tour to get gas...

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It's a very interesting place. Tour was very educational for kids and adults. Plan to spend about 2.5 hours there. Moderate walking involved. Tour guide seemed very tired and wasn't really...

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  • Wheelchair Accessible

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