One man's lifelong obsession with death.

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

A band of aerialists and circus performers putting on incredible shows in East Williamsburg.

Tucked in a nondescript downtown Brooklyn mall is a bar containing a remarkable turn of the century anatomical wax collection last seen in 1920s Berlin.

A gothic palace of endless stalagmites and pseudoscorpions waits within one of the world's most beautiful caves.

A restaurant on Staten Island showcases a different grandmother’s cooking every night.

A former taxidermist has turned his old shop into a folk art mecca.

A giant donut stands as a popular symbol of Los Angeles iconography.

This crumbling UFO is one of only a few remaining "moveable ski chalets" of its kind.

The abandoned personal amusement park of the King of Pop.

Found art has transformed this Pittsburgh neighborhood into a psychedelic dream.

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

The longest continuous lava tube in the continental U.S. offers 2.5 miles of dark explorations for the adventurous.

This perfectly preserved Chinese medicine shop was untouched for decades before being reopened as a museum.

Hollowed out cedar log tubs set in an ancient towering forest.

This Oregon farm is dedicated to teaching people the professional art of tree climbing.

Delightful disarray of found objects and clutter.

A lovers' beach, tucked below the surface of the island, provides a safe haven for romance.

An island filled with hundreds of hanging, decomposing, decapitated dolls.

European castle ruins in an American state park are actually the product of death and grief.

A peaceful place in the woods where everything is a work in progress.

The final remnant of the Arkansas zinc industry is this historically protected ghost town.

The show pony of cave systems, Fantastic Caverns manages to live up to its name.

The Ozarks' strangest dwelling.