High Quality Content by WIKIPEDIA articles! The Evergreen Aviation & Space Museum is an aviation museum which displays a number of military and civilian aircraft and spacecraft, most notably, the Hughes H-4 Hercules "Spruce Goose". The museum is located in McMinnville, Oregon, across the street from the headquarters of Evergreen International Aviation. Oregon Route 18 separates the museum from the company operations and McMinnville Municipal Airport (KMMV). An IMAX theater opened in 2007, and a second exhibit hall focusing on the Titan II ICBM and space technology opened in 2008.