Ruins

Abandoned bridge hidden deep in the San Gabriel Mountains.

Below a historic English market town lies a secret underground city complete with kitchens, laundries, storerooms, and an underground lake.

An unrealized dream to wirelessly electrify the entire Earth.

Ancient rock-hewn town that witnessed key events of Georgian history.

Nazca pilgrimage site covering 370 acres is a popular stop for archeologists and looters.

Amazing and mysterious Neolithic settlement on Scotland's Orkney Islands.

One time home to turn of the century explosives, now hidden under the Bay Bridge.

This tiny Bulgarian town offers a stunning location in the mountains and a storied history.

Relics of Australia's convict past, and a modern scene of unimaginable horror.

A shipwreck named Desire at the shore of Batumi.

Deco Modern sculptures of the people of the Pacific, cast for the 1939 Golden Gate International Exposition.

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.

1920's mining camp and environmental education center is serving to protect the surrounding forest, one of the last of its kind in the Pacific Northwest.

Native Americans built this circle of stones, which was used to predict astronomical events.

Abandoned castle was once a grand example of Russian privilege, built exclusively to win a frivolous bet between noblemen.

A scenic fort on the harbor protected Philadelphia from an attack that never came.

These "50 Fortresses" have been unearthed in the ancient oasis of Khwarezm.

These medieval skyscrapers dominate the skyline of this small Tuscan town.