The U.S. Navy's last diesel-electric submarine rests half-submerged in the middle of Portland.

Despite a legend that says this highest peak in Oregon was climbed in high heels scores of people have died on its slopes.

You might know it as the Overlook Hotel, but the inside is not going to be familiar.

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

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

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

Memorial to the father of the Republic of China.

The tangled roots of a giant banyan tree have fully reclaimed the ruins of this abandoned warehouse.

Only through deep darkness and tragedy did this elaborate royal palace become a sacred temple.

Enormous pendulum helps keep Taiwan's tallest building from swaying.

A golden plaque marks the site of the mysterious unsolved assassination of the former Swedish prime minister.

It is said that each of the white stones in the red facade of this medieval house represents the head of a murdered Swedish noble.

It houses the remains of a 17th-century version of the Titanic.

The remains of a large iron mill that once stood in the remote woods of northern Maine.

The highest point in Maine is a grand gift to the state citizens that also happens to be one end of the Appalachian Trail.

Granting the right of way to ships over surface traffic since 1917.

This gold-winged spire celebrates the first true flight around the world.

This quiet neighborhood is also home to a 700-ton rock transported by the last Ice Age.

A rare tour of a commercial jet assembly plant, held inside one of the largest buildings in the world.

This metallic stampede sits frozen on a Washington ridge yet the artist's vision is still incomplete.

Allowing humans and fish alike to migrate from freshwater to saltwater and back again.

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.

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

A "sinister, whimsical, tacky, and really orange" public art installation hidden under a Seattle bridge.