Photo credits: National Museum of the US Air Force.

The National Museum of the United States Air Force is located in Dayton, Ohio and is the oldest and largest military aviation museum in the world. It is home to over 360 aircraft and missiles, as well as a vast collection of artifacts, exhibits, and educational programs that tell the story of the United States Air Force and its role in American history.

The museum's collection includes a wide range of aircraft, from early biplanes and experimental aircraft to modern fighter jets and bombers. Visitors can see the iconic B-17 Flying Fortress, B-29 Superfortress, SR-71 Blackbird, and many other famous aircraft. There are also interactive exhibits that allow visitors to experience flight simulators and see what it's like to fly some of the aircraft in the museum's collection.

In addition to the aircraft and exhibits, the museum has a research center and library, as well as a restoration and preservation facility. The museum also hosts a variety of events throughout the year, including air shows, lectures, and educational programs for children and adults.

Admission to the National Museum of the United States Air Force is free, although there may be a charge for some special events. The museum is open seven days a week, except for Thanksgiving, Christmas, and New Year's Day.