To its upper left is Mare Serenitatis,the Sea of Serenity,and Mare Imbrium,the Sear of Rains.
All three are roughly circular,the result of lava's flooding gigantic craters left ny meteorite impacts when the moon was young.To their left is the larger,more formless Oceanus Procellar,the Ocean of Stroms,with Mare Humorum (Sea of moisture) and Mare Numbium (Sea of clounds) below it. The large bright areas are mountainous, cratered terrain made of lighter colored rock. Tiny bright patches in Oceanus Procellarum ate splashes of bright-colored rock kicked up by the formation of individual craters.