The Ask An Expert lecture series at the National Mall building is presented every Wednesday at noon. A Museum staff member talks to the public about the history, collection, or personalities related to a specific artifact or exhibition in the Museum.

Although dust devils are often observed in flat desert plains, these energetic wind eddies can also cross hills, ridges, valleys, and craters.

Mars Odyssey, THEMIS

How to attend

National Air and Space Museum in Washington, DC

6th St. and Independence Ave SW. Washington, DC 20560