Smithsonian Institution
- Country: United States
- Type: Organization
- Website: www.si.edu
- Update: 05-02
The Smithsonian Institution is a collection of museums and research institutions in the United States, with the largest museum system and research consortium in the world, and most of the institution's facilities are located in Washington, D.C. The Smithsonian Institution was founded with a bequest from British scientist James Smithson to the United States. The Smithsonian Institution was founded in 1846 with a bequest to the United States from the British scientist James Smithsonian, and is now funded primarily by U.S. government grants.