The National Air and Space Museum has been in existence for 35 years. The museum's operations are conducted in two locations; The National Mall and the Steven F. Udvar-Hazy Center which is found on the grounds of Washington Dulles International Airport. Both locations are home to a wide range of aircrafts and spacecrafts.

Important features of the National Air and Space Museum:

• It provides a chronology of the evolution of aircrafts and spacecrafts
• It holds the largest collection of aircrafts and spacecrafts in the world, with over 50,000, such that the museum is only able to display about ten percent of its aircrafts at any one time.
• It opens its doors at 10:00am and usually closes at 5:30pm. However there is extended hours lasting up to 7:30pm in summer.
• The museum operates for 364 days of the year, closing for Christmas only.
• At the Lockheed Martin IMAX Theater box office visitors get to watch films whose theme is mostly related to aeronautics or space exploration. However to watch the films a fee is levied on the visitors.
• Admission to the museum is free.
• Galleries where you get to see the spaceflights, sea and air operations during the two world wars.
• There is also a wing that covers the history and development of commercial aviation.

Paying a visit to the museum should surely help you understand the developments that the world has witnessed in aviation and space exploration.