A salt lake dotted with steaming limestone chimneys.

Yemen's "Stone Palace" looks like it was carved right out of the tall stone column on which it is built.

One of the most remote and isolated villages on the Arabian Peninsula.

An archaeological site believed to be the burial place of the "mother of us all."

The largest known Ancient Egyptian obelisk.

Land that belongs to no nation.

Remains of an abandoned coral city.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

This hunter-gatherer architecture is believed to be the oldest religious complex known.

Celebrated as a center of civilization, the remains of the ancient city have been nearly destroyed by greed, egoism, and war.

Sex curse discovered on ancient tablet in Cyprus.

A Biblically notable site over the ruins of an ancient city that is now a protected World Heritage site.

This archaeological site was the center of the extinct Yarmukian culture which developed the first roads and pottery in Israel.

A hidden treasure of an abandoned city lies deep in the jungles of Campeche, Mexico.

A preserve with 75,000 ancient drawings remains the realm of public – not just scientific – exploration.

An elaborate Mayan city shrouded in alien conspiracy revealed the tomb of Pacal the Great.

A stunning 18th-century site where pilgrims ascend by a series of punishing stairs only to return via funicular.

The easiest way to the highest point in Wyoming is only accessible via one hefty fee.

If you want to take a peek at Area 51, this is legally as close as you're going to get.

This historic collection of Native Alaskan artifacts was resurrected through a partnership between the WPA and tribal artisans.

The remains of this ornate chapel now act as a portal to a cramped French cemetery.

Romania's triumphal arch looks out over Bucharest.

Temple complex that once housed the famous statue of Nike.

The once great capital of Egypt now crumbles forward as evocative ruins.