Explore Biosphere 2, a one-of-a-kind 3.14-acre facility in Arizona, where you can walk through diverse biomes, including a rainforest, ocean, and desert—all under one roof. Managed by the University of Arizona, Biosphere 2 offers a unique look at ecosystems and sustainability in action. Discover how scientists are pioneering solutions for a resilient future and enjoy immersive tours that bring science to life. Experience an inspiring journey into Earth’s ecosystems and see innovation firsthand.

Explore a world of discovery at The University of Arizona's Biosphere 2 with our three new tours. - Under the Glass Tour: explore this amazing facility, its intriguing history, and current scientific research - Family Tour: designed for families with children 12 and under - History Tour: an in-depth look into what it was like to be a crew member inside of Biosphere 2 Learn more and buy tickets here: http://biosphere2.org/visit/tours | Biosphere 2