To Fly! was the highest grossing documentary of all time (at $120.7 million) before the release of Fahrenheit 9/11 (2004), earning $222.4 million, 28 years later.
Shown in the Smithsonian Institution's National Air and Space Museum when it first opened July 1, 1976 and for many years thereafter.
To Fly! was created for performance at the National Air and Space Museum's IMAX Theater in Washington, D.C.
The 2nd highest grossing movie of 1976 (Rocky (1976) being #1). It grossed $86.6 million domestically and $120.7 million worldwide.
The movie is still shown daily at the Smithsonian National Air and Space Museum in Washington, D.C.