When ecosystems collide in the arid Southwest.

The high point on the 16th president's eponymous roadway is marked by a massive version of his head.

Miraculous tree that seems to sprout out of solid rock.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

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

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.

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

Even in death, he's still your huckleberry.

Victorian "Fancy Craft" Hair Wreaths and Relics.

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

While most of the games in this arcade take quarters, that would have been a small fortune when they were made.

Thanks to a quirk of elevation this gift shop produces magic doughnuts that are found nowhere else on Earth.

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

Air Force Academy Chapel made of 100 identical tetrahedrons works to inspire those of all religions.

The largest source of fossilized insects anywhere.

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

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

A downtown park built on top of unclaimed graves.

Wall to wall taxidermy at Denver's oldest and most exotic steakhouse.

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

Inspired by a music box, a small town Vietnam vet carved an entire carousel full of animals by hand.

The final resting place of American icon Buffalo Bill, and a museum that aids in telling his tale.

Travel through the wholesome amusements of yesteryear at this charming miniature village.