Hundreds of hopeful gold miners came here to get rich, but only two years later the small town was deserted.

A little-visited ghost town state park offers a glimpse into Montana’s "Silver Queen."

This large cave is a summer home to thousands of bats and has a rich history dating back to prehistoric times.

Railroad came. People came. Railroad left. Town died.

More than five miles of underground passageways.

The secret city built by the Manhattan Project.

"The Reptile Man's" very own roadside zoo features an albino alligator.

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

It's bad manners to eat and drink on the subways of Tokyo, unless the train is this bar. 

"Enter and be entertained or annoyed by Dada in Walla Walla."

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

A short hike into the mountainside forest reveals a decaying 1890s town.

A sprawling cave network created by a lone lava tube.

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

Here, cows that make vodka are treated like celebrities.

The museum calls itself the "National Museum of the Paranormal" and is full of eerie oddities.

Everything you always wanted to know about borates is here.

The perfectly named cave drop is the deepest in the continental United States, almost matching the height of Seattle’s Space Needle.

A midcentury ranch house hides a literal treasure trove of unique rocks and minerals.

This massive mushroom has spent centuries eating its way across a huge swath of Oregon.

Better known as the "Body Farm," this unique research facility has been studying how human bodies break down since the 1980s.