# University of arizona
How Does Biosphere 2 Work & Why Should You Go Visit?
Did you know that in the midst of the Arizona desert there is a place where once a crew locked themselves inside for 2 solid years to observe vegetation and find out of they could thrive in the controlled environment? This location is called Biosphere 2 and its story is fascinating and ongoing. Today we are visiting this location which is now run by the University of Arizona and learning about what makes this location so special even today!
Biosphere 2 Tour (World's Largest Earth Science Experiment) Oracle, Arizona
Visiting Bioshere 2 in Oracle, Arizona. Biosphere 2 is an Earth systems science research facility. It has been owned by the University of Arizona since 2011. This 7,200,000-cubic-foot sealed glass and space-frame structure contains 5 biomes, including a 900,000-gallon ocean, a rain forest, a desert, agricultural areas and a human habitat.