A monument to the egos of two railroad magnates that fell into decline along with their careers.

When ecosystems collide in the arid Southwest.

There are eight natural springs around town, each with a slightly different taste.

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

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

A downtown park built on top of unclaimed graves.

One of the greatest heroes of the Titanic tragedy came from humble beginnings to this beautiful home.

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

Miraculous tree that seems to sprout out of solid rock.

One of the smallest towns in the United States.

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

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

This popular pilgrimage site offers a hole filled with holy healing dirt.

One man has carved a number of natural New Mexico caves into psychedelic sandstone temples.

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