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× The Zoo is open! Entry passes are required for all guests, including infants. Effective July 30, all visitors ages 2 and older are required to wear a mask in all indoor spaces at the Zoo, regardless of their vaccination status. Fully vaccinated visitors do not need to wear a mask in outdoor areas.
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Earth Optimism: Cheetahs

First come cubs, then comes species recovery. Find out how a thriving population in human care benefits wild cheetahs. On Earth Day weekend, April  21 to 23, the Smithsonian is convening the Smithsonian Earth Optimism Summit, an event about the science that's working to solve complex conservation challenges around the globe.