Visions of Earth by National Geographic

August 2009: Mexico—Thirteen feet and a thousand-plus pounds of great white shark bump a diver's cage and roil the waters off Guadalupe Island. The region, rich in seal and sea lion rookeries, is a hot spot for the powerful predators. Photograph by Brandon Cole

Cerro de Sorte, Venezuela—Surrounded by candles symbolizing regeneration, followers of a cult centered on the local goddess María Lionza wait for cleansing during an hour-long ritual. Photograph by Cristina Garcia Rodero