Alex Honnold leads a pitch during the first ascent of a sea cliff in eastern Greenland known as Ingmikortilaq, which in Greenlandic means "the separate one." Battling loose rock, sub-freezing ...

Under the surface of Tanzania's turquoise waters, a miracle unfolds quietly every day.Just off the coast of Zanzibar, in the Chumbe Island Coral Park, reef fish glitter like scattered gemstones, ...

Here lie the ruins of Kilwa Kisiwani, once a bustling port on the Indian Ocean trade route, where ships loaded with gold.