ATHENS, GREECE - NOVEMBER 14:  Supermoon rises over the Propylaea on the Acropolis of Athens, Greece on November 14, 2016. The moon sets biggest, closest and brightest since 1948. The last supermoon was seen in 1948, when the moon reached its closed point to earth. According to a statement from NASA, the next time super moon will be this close will be on 25 November 2034. (Photo by Ayhan Mehmet/Anadolu Agency/Getty Images)