After this one-of-a-kind palace was built the architect's hands are said to have been cut off to keep it that way.

The largest hewn stone in history.

The ruins of a monumental tower in the heart of Lebanese mountains still puzzle archeologists.

A monumental underground karstic wonderland is also the water source for over a million citizens of Beirut.

A statue of the owner stands outside of this museum, once the most popular brothel in town.

Home to the only outdoor municipal elevator in the United States.

At the base of Steens Mountain resides an otherworldly desert.

These memorials built by an eccentric bachelor on the side of Interstate 5 cause both wonder and traffic accidents.

A delightfully quirky blend of oddities spread throughout an old 1920s bank.

100-year-old shipwreck you can walk up to at low tide.

The eerie remnants of an ancient forest were hidden under the sand for centuries.

Fifty years after a “blast blasted blubber beyond all believable bounds,” this idyllic natural area commemorates the carnage.

Treehouse motel and treehouse-building school.

A chance to sleep among the firs and pines of the Oregon forest.

A tourist attraction founded around a slumping cabin.

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

The world's last remaining store of its kind.

"The House That Love Built" is shying away from "The House That Ghosts Love."

A sprawling cave network created by a lone lava tube.

A fine, large-aperture telescope available for public use.

A French chateau, failed utopian community, odd museum, and Stonehenge replica in rural Washington State.

The longest continuous lava tube in the continental U.S. offers 2.5 miles of dark explorations for the adventurous.

The lush coastal city of Astoria is riddled with forgotten secret sidewalks.

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