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

This narrow canyon has been carved by the river over thousands of years into spectacular and curious forms.

The second largest waterfall by volume in the U.S., Willamette Falls is outdone only by Niagara in the amount of water that is pushed northward.

Tour the world's largest deep-hole dimension granite quarry, where you can view the plant where gravestones are made and roll a ball down the outdoor granite bowling alley.

A luxurious 1880s hotel with its fair share of Tiffany stained glass, Edison electricity, and of course, ghosts.

This spectacular track has run continuously since 1882.

Nikola Tesla's former home contains an homage hidden from plain sight.

Sister store to the Echo Park Time Travel Store.

The lush coastal city of Astoria is riddled with forgotten secret sidewalks.

This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.

A house carved into a rock in the 1940s.

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

A bizarre roadside attraction and the first instance of miniature golf in the world.

Rare recess caves fill this unbelievably beautiful Ohio park.

The longest navigable underground river in the United States is home to countless blind and albino animals.

A reproduction of earth's many biomes.

In a 345-million-year-old cave that's 200 feet underground, dinner awaits.

This grand gothic brewery has been pumping out suds for over a hundred years.

Oregon's unexpected high desert, displaying layers of time in a colorful show.

Mural made of 100,000 pieces of hand blown glass, and until recently, the largest glass mural in the US.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

Welcome to old Florida, where a 1940s mermaid show is still enchanting visitors.

A museum dedicated to the alleged Roswell Incident.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.