Pensacola's UFO home has withstood many hurricanes—just as the experimental 1960s design intended.

One of the only Florida forts to remain in the hands of the Union all through the Civil War still stands as a historic stronghold.

From a neon Rapunzel to a bike traffic meter to a street fair color scheme, the most opened drawbridge in the US is a veritable art gallery.

This inanimate goat created by the "welding nun" has been helping to clean up the city of Spokane for more than 40 years.

Leave a button on the jacket of this iconic Seattle clown.

This playground sculpture of an icon from the past is dedicated to the children of the future.

The tiny church offers succor to travelers driving by, but only eight at a time.

This famous bridge twisted itself into oblivion, but not for the reason you might think.

This large Sitka spruce that appears to be floating in mid-air, has defied logic for years.

The first park built over a freeway is a brutalist masterwork.

Twin Peaks' real life Double R Diner has been restored to its damn fine television look.

An obscure waterfall that looks like something out of a fantasy novel.

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.

Stroll through a wonderland of stupendous moss-covered trees.

A giant Troll lurks under one of Seattle's oldest bridges.

A place of great reverence for Trekkies everywhere, a hero's future birthplace.

The headquarters of a secretive order is also a beautifully-designed park.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

A psychedelic labyrinth on the San Francisco bay.

The largest outdoor art gallery in the Northwest United States.

The tech giant built three enormous glass orbs in Seattle so employees could work inside a rainforest greenhouse.

A wall of chewing gum moonlights as collective art.