One of the newest mosques in a city filled with thousands.

This North African stone complex is considered to be the oldest astronomical observatory on Earth.

The factory for the popular Dumbo location, the Greenpoint shop is a quiet gem.

A museum devoted to bringing to light forgotten or neglected histories through exhibitions, education and public programming.

The drama of nature in full effect in this Nevada State Park.

Antarctica's bustling metropolis, originally established by Richard E. Byrd.

Fire meets ice at the southernmost volcano on Earth.

In a country where driving from one town to another is literally impossible, this small stretch of gravel is a remarkable feat.

A museum dedicated to the Spanish occult in a town that was terrorized by the Inquisition.

An ancient system of freshwater caves filled with animal bones, including that of species long-extinct.

This old school, eccentric, and independent video rental store refuses to die.

This famed Silk Road oasis was one of the largest cities in the world before it was destroyed by a Mongol horde.

A fiery crater has been burning in the Karakum Desert since 1971.

Naturally preserved bodies are eerily staged throughout the crypt in varying poses.

Mexico's astounding mummy museum with "the world's smallest mummy."

This sign designates the road that leads to the infamous Area 51.

Take a drunken tour inside the world's largest known geode.

Could it have picked a better place to land?

A fiberglass jungle, deep in the wilds of the Cleveland suburbs.

This peaceful Massachusetts graveyard was one of the first "garden-style" cemeteries in America.

Two thousand artifacts from around the world collected by one woman who loved to travel.

A beautiful Victorian-era cemetery, complete with a miniature village.

Overlooking the Colorado Convention Center is this giant sculpture made from thousands of triangles.

Deep in the Guatemalan jungle stands an ancient pyramid that once marked the reign of a king.