Hundreds of glow-in-the-dark objects light up a museum in a historic zinc mine.

An 80-year-old plane tree is devouring an iron bench at Ireland's oldest law school.

The massive, incredibly rare instrument is over 11 feet tall with a range so deep it goes lower than humans can hear.

A geological mystery on Camelback Mountain.

A mysterious "wedding cake" castle in the middle of the urban desert.

A self-built castle made by a mysterious man.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

A metal ring in the middle of the road marks the exact spot where the Soviet satellite crash-landed in 1962.

The most southerly spot on New Zealand's South Island is home to surreally shaped, permanently mangled trees.

The rogue roots are gradually consuming some of the historic marble grave markers.

A bust of the first president welcomes visitors to the only town in America called George, Washington.

The skeletal white beams stand as a monument to religious dissent.

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."

This nine-story building can be played like an instrument.

These strange large stones served as a campsite and lookout post for generations of Native Americans.

A psychological self-portrait in the form of a giant, segmented head.

Eclectic musical collection ranging from hurdy gurdies and orphicas to the Rolling Stones Mobile Studio.

The granite head appears to be deep in thought and half buried in the ground.

An American city stranded at the tip of a Canadian peninsula where strict adherence to the "49th parallel rule" became problematic.

Housing a morgue, rare and confiscated weapons, and autopsy remains, the Vancouver police museum displays the dark side of Canada.

A white oak with property rights.

A remote candy-striped mountain in the Peruvian Andes straight out of the pages of Dr. Seuss.

The Belgian library displays burned books that were salvaged from the fires of both world wars.

Turnip-shaped island just off the Michigan shore in Lake Huron.