Crumbling remnant of Rio's colonial past tucked behind Corcovado mountain in the neighborhood of Cosme Velho.

A museum dedicated to exhibiting remarkable outsider art.

Charnel house at the foot of Mount Sinai.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

One of the few guarded stops along the great spice route.

A "miracle" that seems to produce more holy fistfights than holy revelations.

Neighborhood in Jerusalem is home to the ultra-orthodox haredim.

The largest hewn stone in history.

The largest prehistoric ruins south of the Sahara, once a powerful center of international trade.

Once living up to its name as the grandest hotel in all of Africa, the Grande Hotel is now home to a community of squatters.