After years of slow decline, a derelict Gothic castle is now being restored to life.

A museum cafe showcases Native American dishes and indigenous ingredients from across the Western Hemisphere.

A spectacular impact crater in the rugged heart of Central Australia.

The world's only facility where orphaned mountain gorillas are cared for.

One of the American Southwest's most extensive collections of Navajo rock art.

When waves crash onto this section of beach, the rocks sing a song.

A dilapidated amusement park with a million-dollar view.

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

Find out what it sounds like when doves cry at Prince's recording studio estate turned museum.

The fire inside this temple has burned for more than 1,500 years.

The dairy farm in upstate New York where nearly half a million people gathered for three days of peace and music in 1969.

The world's fifth tallest waterfall is a spectacular silver chute of water that cuts through the cloud forest in northern Peru.

These colorful French islands spent a stint bootlegging booze during American Prohibition.

The final resting place of many of Germany's most famous communists.

Zambia's smallest national park is home to one of the world's largest annual mammal migrations.

From Nazi chemicals to the CIA, this architectural marvel has played a fascinating role in German history.

Two World War II aircraft lie within the jungle around this abandoned runway.

This amazingly preserved Doric temple was abandoned before it was ever completed.

The abandoned palace stands as a wounded but proud beacon of Afghan hope.

A creepy, deserted mock Arabian village can be found in the middle of the Qatari desert.

The remains of Crystal Palace Great Exhibition of 1851.

This off-the-beaten-path abandoned town is a relic of Montana's silver mining boom.

The origin of this sinisterly shaped forest is rooted in mystery.

Granny Smiths and Fujis can both be traced back to Kazakhstan, where apples still grow wild.