Image of Sinus Iridum/Mare Imbrium taken by Lunar Reconnaissance Orbiter Camera. (LROC WAC color - 689 nm, 415 nm & 321 nm - overlain on WAC sunset BW image.) Chang'e 3 and Lunokhod 1 landing sites shown. Note the proximity of the Chang'e 3 landing site to a contact between red and blue maria.