Smithsonian National Zoological Park

At the Smithsonian's National Zoo and Conservation Biology Institute, we save species. We provide engaging experiences with animals and create and share knowledge to save wildlife and habitats.

Always free of charge and open 364 days a year, the Smithsonian’s National Zoo is one of Washington D.C.’s, and the Smithsonian’s, most popular tourist destinations, with more than 2 million visitors from all over the world each year. The Zoo instills a lifelong commitment to conservation through engaging experiences with animals and the people working to save them.Founded in 1889, the Zoo is part of the Smithsonian Institution, the world’s largest museum and research complex. Today, the Zoo sits on 163 acres in the heart of Washington, D.C.’s Rock Creek Park and is home to 2,700 animals representing more than 390 species.