A museum dedicated to the history and exploration of both popular music and science fiction.

A walk through the historic city center, under the streets of Seattle.

A 100-year-old purveyor of curiosities, curios, and kitsch featuring mummies, shrunken heads, and a Fiji Mermaid.

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

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

A massive sea stack famous for its appearance in The Goonies.

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

A Roman-style column in Oregon hides a spiral staircase inside.

An extraordinary mixture of natural beauty and man-made phenomena.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

A beautiful 62-acre Catholic shrine and botanical garden.

Portlandia is the second-largest copper repoussé statue in the United States.

The magic's in the hole!

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

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

Commonly referred to as the most photographed Victorian home in the United States.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

An extensive collection of ancient Egyptian artifacts and mummies.

An homage to everyone's favorite prehistoric cartoon family.

Ancient pueblos built into the base of a natural canyon wall.

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

A geological mystery on Camelback Mountain.