关于这张图
AST-30-2601 (20 July 1975) --- An area of the Cascade Mountains southeast of Seattle in the State of Washington, as photographed from the Apollo spacecraft in Earth orbit during the joint U.S.-USSR Apollo-Soyuz Test Project mission. The view includes Snoqualmie Pass, Cle Elum Lake, Kachess Lake and Keechelus Lake. The picture was taken at an altitude of 228 kilometers (141 statute miles) with a 70mm Hasselblad camera using medium-speed Ektachrome QX-807 type film.
