A massive underwater sinkhole made famous by Jacques Cousteau.

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

Dramatic river bend surrounds a natural red-rocked pedestal.

Most-visited and most-photographed slot canyon in the American Southwest.

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

On the Oregon coast there is a natural hole that seems to be draining the sea.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

Rippling sand dunes frozen in the Arizona rock.

An artsy hidden staircase leads to breathtaking views of San Francisco.

A Korean rock bassist's wild dream has become a reality at this completely insane boutique hotel.

120 mortarless pagodas built by one Korean hermit.

A chilling monument to Korean patriots who resisted the Japanese occupation.

Plenty of old carney magic still haunts this photogenic amusement park.

Secret North Korean passage discovered below the world's most dangerous border.

The floorboard scrawling of a tragic madman is on public display outside a Paris hospital, much to the dismay of its opponents.

Where the high court feasted, frolicked, and high courtesans put their royal lovers' diamonds to the test.

The oldest stone house in Paris was built by its most famous alchemist.

A museum honoring Germany’s cucumber mecca offers a great dill of gherkin history.

Human remains in varying states of decay are strewn about this Texas State facility for scientific study.

A 14th-century European chapel sticks out of the facade of a Japanese hotel.

A tiny red pebble marks what may be the quietest outdoor spot in the United States.

No one knows the meaning behind this giant sculpture of a nude woman with a fork riding a rooster in Havana.

A celebration of one of the West End’s most recognizable figures, who made helping others his life's work.