The largest source of fossilized insects anywhere.

See six states, pickled freaks, rocks, and antiques.

The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

One woman's UFO-themed campground, complete with self-built energy vortexes, UFO-themed weddings, and magic bushes.

This spectacular track has run continuously since 1882.

Despite being one of the most photographed vistas in the Rockies these twin peaks are rightfully known as the "Deadly Bells."

When ecosystems collide in the arid Southwest.

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

The largest self-built castle in the U.S., six decades in the making.

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.

This "zoo" is a cross between a junkyard and a sculpture garden, featuring animals you won't see anywhere else.

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 first railway tunnel to cross the Continental Divide and, at 11,523 feet, was once the highest railroad tunnel in the world.

This razorback ridgeline has doubled as a scenic drive since the early 1900s.

The highest bridge in America was built for an almost unnervingly small amount of money.

This nearly abandoned town was once a thriving mining community until a series of fires.

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

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

The site of the "Bone Wars" between two rival paleontologists during the dinosaur rush of the 19th century.

The narrow mountain road that carves a path between Florence and Victor is tied to ghost towns and ghost stories.

Hidden beyond a kitschy giant beetle is this remarkably sprawling collection of preserved insects.

This Boeing KC-97 tanker is now a restaurant for aviation lovers.

The world's largest key collection features keys to the White House, Frankenstein's castle, and Hitler's bunker.