National Museum of Natural History
10th Street and Constitution Avenue, NW
1st Floor, West Wing, adjacent to Mammals Hall (Hall 13) Floor Plan
From misty rainforests to remote mountain ridges, from dense woodland to open meadows, the beauty and diversity of orchids is captivating. The annual orchid exhibition, a collaboration between the Smithsonian's Horticulture Services Division and the U.S. Botanic Garden, alternates location between the two.