A museum dedicated to the strange and extravagant costumes and memorabilia of the mummers, a tradition older than Philadelphia itself.

The body of St. John Neumann and his collection of hundreds of relics, on display in a Philly church.

Ant sculptures march up the side of what used to be an iconic spot in punk rock lore.

A layered tribute to the work of mosaicist Isaiah Zagar.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

When the rain falls, this drain system turns into a musical instrument.

Silent memorial, using bone conduction to take people back to the Dresden Bombing of 1945.

A 200-year-old prison that now houses a peculiar crime museum.

The oldest inn in England served brew to the crusaders.

Once thought to be the mysterious work of a witchy prophetess, a well with unusual properties turns objects into "stone".

Long-secret natural history museum, featuring the skull of a "Terror Bird."

Eyam took steps to quarantine themselves and keep the plague from spreading.

A metal tree emits eerie, melodic notes on top of Lancashire's Crown Point.

19th century museum with an eclectic mix of curiosities, from Egyptian artifacts to items on archery history to the skull of the world's oldest horse.

An intriguing three-sided folly is a testament to one man's devotion to Catholicism and the number three.

The biggest and deepest Cold War bunker open to the public can be found in southeast England.

Once the home of a hermetic monk, this cave now houses a small church.

Man-made cave with enigmatic carvings, some say made by the Knights Templar themselves.

Vast fan-shaped British cemetery honouring American servicemen lost in World War II.

A complicated contraption for telling time by the moon.