We noticed that you're using an unsupported browser. The TripAdvisor website may not display properly.We support the following browsers:
Windows: Internet Explorer, Mozilla Firefox, Google Chrome. Mac: Safari.

Biosphere 2

32540 S Biosphere Rd, Mile marker 96.5, Oracle, AZ 85623-7019
+1 520-838-6200
Call
Website
Save
Review Highlights
Fascinating place with interesting history

Ever since reading about Biosphere 2 as a kid in my National Geographic and Ranger Rick magazines... read more

Reviewed 6 August 2016
BigHilda
,
Kilgore, Texas
via mobile
Amazing! More that I expected.

Bio 2 is a must visit. Spectacular views, historical, educational, entertaining and mind blowing. I... read more

Reviewed 4 August 2016
AZStagecoach
,
Tucson, Arizona
Read all 951 reviews
Map
Satellite
Map updates are paused. Zoom in to see updated info.
Reset zoom
Updating Map...
Overview
More
Visitors can observe nature in a controlled state at this world-famous steel and glass research center where desert, forest, ocean and other ecosystems are monitored and studied.
  • Excellent46%
  • Very good33%
  • Average15%
  • Poor4%
  • Terrible2%
Travellers talk about
“living quarters” (48 reviews)
“guided tour” (89 reviews)
Closed Now
All hours
Hours Today: 9:00 AM - 4:00 PM
Suggested Duration: 2-3 hours
LOCATION
32540 S Biosphere Rd, Mile marker 96.5, Oracle, AZ 85623-7019
CONTACT
Website
+1 520-838-6200

Similar Things to Do in Oracle

Write a Review
JPMiles / Payback Arrow
50
JPMiles / Payback Arrow
Reviews (951)
Traveller rating
Traveller type
Time of year
Language
All reviews
"living quarters"
in 48 reviews
"guided tour"
in 89 reviews
"research facility"
in 37 reviews
"self sustaining"
in 20 reviews
"climate change"
in 22 reviews
"air pressure"
in 14 reviews
"columbia university"
in 11 reviews
"scientific research"
in 13 reviews
"interesting place"
in 29 reviews
"behind the scenes"
in 12 reviews
"coral reef"
in 15 reviews
"self guided"
in 15 reviews
"minute tour"
in 14 reviews
"tucson area"
in 26 reviews
"answer questions"
in 12 reviews
"worth the trip"
in 19 reviews
"unique experience"
in 12 reviews
Filter

221 - 230 of 922 reviews

Reviewed 6 August 2016 via mobile

Ever since reading about Biosphere 2 as a kid in my National Geographic and Ranger Rick magazines, I have had an interest in this spot. When I found out it was somewhat near Tucson and we were already going to be there on a trip,...More

Thank BigHilda
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Reviewed 4 August 2016

Bio 2 is a must visit. Spectacular views, historical, educational, entertaining and mind blowing. I learned so much! It's perfect for all ages. The staff and tour guides are all so friendly and knowledgeable. I can't say enough about my visit there and what a...More

Thank AZStagecoach
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Reviewed 2 August 2016

This is a really great place to visit and bring the family. It's a once in a life time experience and teaches you a lot about survival and agriculture . I've been there 3 times and have enjoyed it each time. Very educational .

1  Thank yritter
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
See more reviews
Reviewed 31 July 2016 via mobile

I was concerned about going after reading 2 stellar reviews and 2.complete fails. We went anyway, and had a really wonderful time. TIP: if you go through the website during this summer and enter the promo code EARTH16, you'll get a 50% discount! Our guide,...More

4  Thank Janet H
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Reviewed 26 July 2016 via mobile

We brought our science-loving 5 year old here for a tour and he enjoyed it, as did we. Come expecting an educational experience and you won't be disappointed. Yes, it requires attention and focus, and might not be appropriate for young children, however if they...More

Thank aztravelers360
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Reviewed 25 July 2016

Not impressed. I had always wanted to check this place out. Saw a groupon and since it's only a 2 hr drive decided to make a day of it. I'm sure back in the 90's it was awesome but now it's outdated and sad. The...More

2  Thank greenepanda
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Reviewed 18 July 2016 via mobile

We have lived in Tucson for over 6 years and have wanted to visit the Biosphere. Had family in and visited this last week. What a complete disappointment. The tour guide was bored, gave a feeble explanation of the rooms we saw. It seemed he...More

2  Thank Shoejack20
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Reviewed 16 July 2016

Interesting afternoon, we came because the place we were intending to visit was closed, so an impromptu trip here turned into a very interesting afternoon. Our guide Lyn was very informative although at times a little difficult to hear. I would advise taking water with...More

Thank Carol L
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Reviewed 15 July 2016 via mobile

On the way to the adress our GPS in the car got lost and we had to drive for 45 more minutes before reaching BS2 which is impressive to look at (inside and outside). If you take a tour with children be aware that you...More

Thank BigPanther
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Reviewed 11 July 2016

It was such a great place to learn so much about different echo areas from around the world. Rainforest, ocean, desert. The guide was amazing, our grand daughter learned so much, he was very patient about answering her questions. There is a lot of walking,...More

Thank Linda P
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
PreviousNext
1212223242593
Nearby
Nearby HotelsSee all Oracle Hotels
The Triangle L Ranch
14 reviews
7.77 km away
Miraval Arizona Resort & Spa
1,285 reviews
8.65 km away
Catalina Inn
64 reviews
12.08 km away
Holiday Inn Express Oro Valley - Tucson North
151 reviews
21.12 km away
Nearby Restaurants
Casa Rivera's Taco Express
47 reviews
6.83 km away
Nonna Maria's Pizza
35 reviews
6.94 km away
DE Marco's Pizzeria & Italian
14 reviews
6.89 km away
Lupe’s Restaurant
9 reviews
3.78 km away
Nearby Attractions
Arizona Zipline Adventures
170 reviews
13.67 km away
Mt. Lemmon SkyCenter Observatory
236 reviews
16.28 km away
The Gaslight Music Hall
44 reviews
17.22 km away
Ask a question
Questions & Answers
TJL14DML
6 February 2018|
AnswerShow all 2 answers
Response from edieann | Reviewed this property |
The basic tour is free😀
0
Votes
GARY B S
27 January 2018|
AnswerShow all 7 answers
Response from edieann | Reviewed this property |
Reservations aren't required
1
Vote
PreviousNext
1234568