Old submarine parts have been converted into faux whale fins.

A bike being "eaten" by a tree is the real Vashon legend behind popular children's book, "Red Ranger Came Calling."

Former farm staffed by mental patients is now a public park.

Tour the original street level of Port Angeles, buried underground in 1914.

The highest point in Washington state is a volcano covered in glaciers.

Though strikingly beautiful, Seattle's other railway station is now largely forgotten.

This long, dark tunnel is open to hikers, but those without lights are known to get confused even on the straight path.

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

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

This monument remembers one of the manliest men of the frontier who fought a grizzly before dragging himself 200 miles to safety.

Known as "The Hill of the Little Devils."

Yes, this monument is aware that it is about 20 miles away from the actual center of the United States.

This geodesic gallery holds a collection of painted spheres that make traditional canvases look lazy by comparison.

The highest point in South Dakota contains the ashes of Valentine McGillycuudy, the "Holy White Man."

The ravine where Jesse James supposedly performed an impossible jump to evade capture.

The home where a lovestruck Fitzgerald wrote his first published novel, "This Side of Paradise."

This replica of an 8th century burial ship actually sailed to Norway before returning home to Minnesota.

This large midwestern cavern features impressive rock formations and an underground waterfall.

These curious caverns have been home to mushrooms, gangsters, and disco.

Half of a waterfall goes into the river while the other half seems to disappear.

These decaying bridges 1,000 feet high are a reminder of the skill it took to cross the Colorado Rockies by rail.

This otherwise unremarkable ski town building marks the site of Butch Cassidy's first robbery.