You will find Biosphere 2 located at the base of the Catalina Mountains, where it is situated on an elevated ridge surrounded by natural desert landscape. Owned and operated by the University of Arizona, B2 is a unique research facility which offers a remarkable insight into the future of planet Earth. The amazing Under the Glass Tour is offered several times daily between 10am and 4pm. Other specialty tours include the Family Tour, History Tour and the Ocean and Beach Tour, all of which are on offer every weekend.

University of Arizona Biosphere 2, 32540 S. Biosphere Rd, Oracles, AZ 85623, Phone: 520-621-4800