A ruined mansion hidden in the woods of the Hudson Valley, home of a tragically doomed romance.

The walls are decorated with whimsical murals painted by the creator of the Madeline franchise.

Check out the underground party scene at the "Burning Man of Brooklyn."

A Victorian cemetery in the heart of Brooklyn remains a popular mecca of morbid curiosity.

Abandoned power station once home to a squatter community, now being developed into an arts center.

Volunteer-run library dedicated to exploring five decades of activism history.

The one-stop shop for all of your superhero (or evil arch-nemesis) needs.

This former Norwegian sailor's church is slowly being taken over by ramshackle robot musicians.

Leaf through over 30,000 artists' sketchbooks in what may be the world's largest collection of doodles

Believed to have once stored either human remains or rice wine, thousands of mysterious stone jars lie in ruin.

The end of times arrives, at least for the fish in the O.C. Fisher Reservoir.

This historic Chilean cemetery is the burial place of hundreds of European and American freethinkers and non-Catholics.

A wooden dock art installation on Chiloé Island taps into the island's indigenous mythology.

One of Chile's most active volcanoes is riddled with beautiful caves.

This odd Chilean waterfall-cano hotel must be entered via a rope bridge.

Stenciled handprints and wall paintings dating back 10,000 years, some of the earliest forms of cave art.

This historic mansion was built as a symbol of love between a husband and wife.

An urban laboratory.

A 10 million-ton rock once worshiped by the Tahamies Indians, accessed by an astounding staircase.

Brightly colored 30-foot-tall totems light up the desert sky just outside Las Vegas.

A hand-built folk art installation covered with messages of God's love.