English: ISS016-E-9375: A photograph from the International Space Station of the salt pans collecting minerals from the waters of South Hulsan Lake, Golmud County, Haixi Prefecture, Qinghai Province, China.
The NASA website hosts a large number of images from the Soviet/Russian space agency, and other non-American space agencies. These are not necessarily in the public domain.
The SOHO (ESA & NASA) joint project implies that all materials created by its probe are copyrighted and require permission for commercial non-educational use. [2]