Smithsonians National Zoo & Conservation Biology Institute
3001 Connecticut Ave., NW Washington, DC 20008
The
National Zoological Park, commonly known as the
National Zoo, is one of the oldest
zoos in the United States. It is part of the Smithsonian Institution and does not charge for admission. Founded in 1889, its mission is to "provide engaging experiences with animals and create and share knowledge to save wildlife and habitats"