Smithsonian National Zoo

Smithsonian National Zoo

Everyday

8 a.m. to 6 p.m. daily (Mar. 15–Sept. 14) 8 a.m. to 4 p.m. daily (Sept. 15–Mar. 14) Closed Dec. 25 on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday

Founded in 1889, the Smithsonian's National Zoo and Conservation Biology Institute sits on 163 acres in the heart of Washington, D.C.’s Rock Creek Park and is home to more than 2,100 animals representing almost 400 different species.