The rocky remains of an ancient Greek forest.

This famous city eluded concrete detection until the early 2000's.

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

A sacred lake with thousands of sacred carp and a biblical history.

The ancient abodes are a testament to human ingenuity amid harsh climates.

Balanced on four stone pillars, this historic tower was the site of a tragic political assassination.

An ancient church on a tiny island covered in stone bible stories has controversially been turned into a museum.

Natural rock formation, or biblical artifact that saved Earth's wildlife two by two?

Mausoleum and Holy Seat of Antiochus I of Commagene.

In this historic region, homes and churches are carved into ancient volcanic rock formations.

An ancient fortified mound raised over the millennia from settlements built one on top of the other.

An imperial fortress city that incorporated cultural elements from the entire Mughal empire, only to be abandoned the year it was finished.

More than half of this Indian palace is drowned but it looks all the more spectacular for it.

This historic funicular system combines the old with the new while offering delightful views over the surrounding valley.

The jaw of one of humankind's earliest ancestors on display at an overlooked geology museum.

How did a French journalist’s grave become the sexiest statue in the cemetery?

The vast, legendary catacombs hold secrets much stranger than stacked bones.

France's most famous cemetery, with some of its most curious tombs.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

The world’s largest work of glass art hides in this stunning Taiwanese subway station.

This collection of lakeside pagodas and temples are flanked by giant lions, tigers, and dragons as well as their welcoming maws.

Secret North Korean passage discovered below the world's most dangerous border.

A chilling monument to Korean patriots who resisted the Japanese occupation.