The haunted reputation of these abandoned Colorado train tunnels is probably not helped by the terrifying spiked fence.

The superstar of Cold War nuclear bunkers has been featured in countless films but is now barely operational.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

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

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

Remnants of a forgotten 1920s speakeasy and Prohibition-era murals were discovered in its basement.

A giant milk bottle from the 1930s beckons drivers to this diner.

A colorful statue honoring the local salmon in glass and bronze.

A tribute to the Nirvana frontman hides beneath the bridge that was the singer's beloved hangout spot.

A bust of the first president welcomes visitors to the only town in America called George, Washington.

The oldest apple tree in the Pacific Northwest.

The cardinal directions, set in stone.

This 50-ton ship on Orcas Island has never seen the ocean.

Protected from the elements, these Native American rock paintings have survived approximately 250 years.

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

Mysterious ancient petroglyphs carved on a glacial boulder at the tip of Bainbridge Island.

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

This monument remembers the first Japanese Americans forcibly relocated during World War II.

A comprehensive collection of bonsai set in a beautiful campus.

The small town of Poulsbo in Washington state is the next best thing to the Kingdom of Norway.

This Cold War siren is one off the last of its kind still standing with its immensely powerful original horn.

This private home is famous for appearing in the cult-classic "Twin Peaks" series.

Keeping Ballard's heritage alive with delicious, lightly battered Alaskan wild cod.

An exercise in patience and imagination, where Mother Earth turned common stuff into precious hidden treasures.