The awe-inspiring ship from the golden era of cruising has an incomparable history and a reputation as one of the world’s most haunted places.

An abandoned network of military bunkers and tunnels open for anyone willing to descend into the darkness.

One small town in the Pacific Northwest transformed itself into a Bavarian-themed tourist destination.

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

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

Rushing water plunges over a 100-foot drop created by an ancient lava flow at this majestic waterfall.

The first North American landing spot for James Cook on his third voyage of discovery in the Pacific.

This unassuming cheese empire in rural Oregon churns out more than 150,000 pounds of cheese each day.

While it is not equipped to peer into outer space this observatory looks like it was built on the moon.

A tourist attraction founded around a slumping cabin.

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

A haunted hot springs hotel that went from healing retreat to asylum before it was restored.

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

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

Only known mainland rookery of the threatened Stellar sea lion.

This charmingly homemade amusement park has been growing for 40 years.

No one knows how this Pacific Northwest spruce tree came to have so many trunks.

This frequently-photographed waterfall takes only a short hike to visit.

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

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

On the Oregon coast there is a natural hole that seems to be draining the sea.

This turn of the century masterpiece has a mysterious goaty interloper.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

A collection of 20th-century automata, penny arcade games, and musical contraptions.