Wild lights and sound effects turn a walk through some caves into an eye-popping 1960s tourist attraction.

The oldest surviving synagogue in New York City is now a soaring art space.

A picture-perfect town, perfect for blowing up.

This glamorous old building is said to have inspired the Tower of Terror.

One man's ambition created this psychedelic log home.

Brightly colored 30-foot-tall totems light up the desert sky just outside Las Vegas.

An unassuming secret door once led to a legendary watering hole.

A wall of chewing gum moonlights as collective art.

Despite the ever pressing encroachment of urban sprawl this grand New Orleans manse still stands.

The restaurant keeps a hidden séance room on the second floor and reserves a table for the spirit of the former owner each night.

Magical-looking cottages that inspired one of the most famous animated films ever.

A colorful architectural gem in Seattle's uniquely modern Central Library.

Once a mortuary that held the remains of Buffalo Bill, this Denver hotspot is now a death-fixated restaurant.

An antiquated German apothecary on Chicago's North Side.

Enjoy an overnight at an old haunted B&B site of the Borden family murders.

Tour the sci-fi-esque reality of governmental disease management.

Visible below the waves are memorials to the city's Gold Rush dead.

See massive fossils that are over 200 million years old in northeastern Arizona.

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

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

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

This natural wonder drops 16 stories straight down through rare flora and streaming waterfalls.

The intriguing personal collection of a professional demon-chaser.

A particularly creepy abandoned hospital that sparks interest for lovers of the supernatural.