A humid oasis combines recreation with exploration in a unique underwater cavern.

Ancient church constructed with a special wood that preserves prints from the past.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

Continuing the tradition of the dime museum in style.

A dark, dank room in subterranean Manhattan was the site of a ghastly murder.

The oldest house in Manhattan is now a museum that remembers the home's sordid history of scandals, vice-presidents, and ghosts.

The original toys that inspired the beloved children's stories are on display at the New York Public Library.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

This little museum is built on a theater that was once a wildly elaborate speakeasy.

Along the historic Mother Road is an old gas station with a secret counterfeiting past.

Three markers installed over the course of 140 years mark the point where Arkansas, Missouri, and Oklahoma converge.

The Man In Black grew up in a large agrarian community established by the federal government in the Great Depression.

The final remnant of the Arkansas zinc industry is this historically protected ghost town.

Abandoned for 60 years, this submerged bridge was completely forgotten until the lake was drained.

This quirky local sculpture is quite literally a fish out of water.

This Tennessee museum is dedicated to a tragic railroad hero who inspired the famous ballad that bears his name.

All you ever needed or wanted to know about America's favorite whiskey, but not a drop to drink.

Over 20,000 sets of spice shakers reveal the surprisingly telling history of our most basic spices.

This funicular railway rumbles along for a mile up the nearly vertical face of Chattanooga’s Lookout Mountain.

A failed utopian experiment for British expats in the American South is now a Victorian village frozen in time.

A recreation of the doomed ocean liner in the middle of the Smoky Mountains.

The hotel where Martin Luther King Jr. was shot is now a museum dedicated to his work.

A massive tribute to this small county's top agricultural product.