The world's largest carnivore sanctuary is home to over 450 meat-eating rescues.

This iconic science fiction house still looks like something from the future.

One of the largest Buddhist stupas in North America is built of concrete designed to last 1,000 years.

The haunted reputation of these abandoned Colorado train tunnels is probably not helped by the terrifying spiked fence.

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

A little-known hot spring haven right below the highway.

Community owned and operated, this property is home to a diverse set of nudists.

Silver in the hills led to the speedy creation of this boom town and a lack of it saw the town abandoned nearly as quickly.

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

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

This naturally-sourced hot spring is now home to a clothing-optional resort.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

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

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

A technicolor place of worship for Elevationists.