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

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

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

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.

An architect in Aspen used psychedelics as his muse while building this mushroom masterpiece.

This Colorado hiking trail provides a small gold mine of abandoned gold mines.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.

The remains of the dam that unleashed a 15-foot wall of water on Denver.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

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

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

These ruins of a pre-Columbian cliff village are among the most beautiful and well preserved in New Mexico.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

From a T-rex to a teapot, a cast of artificial fossils illustrates New Mexico's history.

The ruins of this former mining boomtown once housed over 3,000 people. Now, the population is two.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

The remains of Abó, Gran Quivera, and Qurai are monuments to the long, complicated history of the Indigenous people of the Southwest.

More than 21,000 images fill this overlooked gem of a prehistoric site.

Historic psychiatric asylum and most-filmed location in the Great White North.

Once an opulent Art Nouveau hotspot, the Constanța Casino is one of Romania's most beautiful abandoned buildings.

This lovely university observatory continues to sit abandoned since its potential savior was sent to jail for fraud.

Ghost stories surrounded this “castle,” the only structure from a huge mansion that was never built.