South Philadelphia is home to Keith Haring's only surviving in situ collaborative public mural.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

A high point in Vancouver kitsch.

This towering church is home to a world-famous organ and a treasure trove of medieval art.

The "Rocky Horror Picture Show" character has a hidden camera that broadcasts people doing the "Time Warp."

The mass grave of the 27 victims of the "Vampire of Hanover."

These unusual paintings give thanks to the saints and deities who granted people favors and miracles.

Nimrod Polar Expedition base, and home to hundred-year-old frozen whisky.

A bizarre house filled with an astounding array of collections.

Statue of a decomposing prince that once held his heart in its hand.

Iron Age "bog person" preserved for over 2,300 years.

A brass plaque dedicated to a convicted cannibal hangs in the National Press Club, and that's not even the craziest part of the story.

One of Frank Lloyd Wright's final works was this UFO church.

The origin of this mechanical boy was a mystery until he revealed his maker by writing it in perfect cursive.

The largest puppetry museum in the United States houses the world's most complete collection of Jim Henson artifacts.

Trek into the depths of the cave where 17,000-year-old paintings exist alongside 400-year-old graffiti.

This once bustling boomtown hotel is now the hottest spot in Nevada for ghost hunters.

The largest prehistoric cemetery on the Balearic Islands dates back over 2,500 years.

Located just behind a quiet residential neighborhood, this is ground zero for the Salem witchcraft hysteria of 1692.

The bronzed skull of a beheaded traitor was affixed to the city gate in the 17th century.

The only rotating bar in New Orleans has been slowly spinning since 1949.

Walking around West Harlem reveals a scavenger hunt of beautiful bird murals.

The Master of Magnetism dominates the walls of a scrap metal yard to keep graffiti artists at bay.

Stones speckled along Harris Avenue reveal hidden nuggets of the past.