"Purveyors of traditional sweets and vintage treats."

The scuba diving training facility was named for the steam that rises from the cave's chimney.

These strikingly barren, rolling red hills were caused by bad farming practices.

Several plaster noses are hidden in plain sight around London's Soho neighborhood.

The longest navigable underground river in the United States is home to countless blind and albino animals.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

One of the greatest maze designer’s greatest mazes.

This massive redwood tree has a hole in the base big enough to drive through.

Mysteriously stacked storefront paths give this medieval British town an iconic style like none other.

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

Who needs fancy modern water slides when this giant North Carolina rock works just as well?

The magical, mossy forest that inspired Princess Mononoke.

One of Canada's most incredible rare book collections holds hundreds of thousands of gorgeous tomes that the general public can touch.

The one-time stronghold of the noble Douglas family, now home to ghost sightings and nesting birds.

A town church once nearly submerged by the damming of a river is now hauntingly visible as the water recedes.

This massive subterranean fissure is known as the "underground Grand Canyon."

No one knows how this Pacific Northwest spruce tree came to have so many trunks.

A stunning, abandoned limestone quarry in southern Indiana provided the stone to erect the Empire State Building.

One of the most popular megalithic sites in Ireland stands as a humbler version of Stonehenge.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

The only Bahá'í house of worship in North America and one of only a handful worldwide.

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

Erosion and time have created a naturally-formed water park.

The world's largest drain sits below the city of Kasukabe, Japan.