Visit the world’s largest natural history museum. Highlights include the 45
Visit the world’s largest natural history museum. Highlights include the 45.5-carat Hope Diamond, Ocean Hall, Mammals Hall, Hall of Human Origins, Insect Zoo, dinosaurs, and the magnificent African bush elephant in the museum’s rotunda. The Butterfly Pavilion features hundreds of live butterflies. Atrium Café offers food court dining. Theater and group dining reservations: call toll-free (866) 868-7774. Regular hours are 10am-5:30pm; spring and summer hours are 10am–7:30pm Thursday–Saturday. To verify late hours, call 202-633-1000 or visit naturalhistory.si.edu.