The Ask An Expert lecture series at the Steven F. Udvar-Hazy Center is presented every 2nd and 4th Thursday at 12:30 PM. A Museum staff member talks to the public about the history, collection, or personalities related to a specific artifact or exhibition in the Museum. Apollo 11 Water Recovery Display at the National Air and Space Museum's Steven F. Udvar-Hazy Center.  The display includes an Apollo Boilerplate Command Module fitted with the original flotation collar and flotation bags used during the recovery of the Apollo 11 Command Module.   The Apollo 11 Command Module is on display at the National Mall Building in Washington, DC. How to attend