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. This Mars exhibit inside the Exploring the Planets gallery at the National Air and Space Museum features the results of the Mars Exploration Rovers, the Mars Reconnaissance Orbiter, Mars Express, and other recent spacecraft that have revolutionized our ideas about the surface, atmosphere, ice deposits, and ancient water on the Red Planet. How to attend

National Air and Space Museum in Washington, DC

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