At the tallest peak in Colorado, an electrifying mix of thin air, lightning, and rivalry.

The giant stump of the once towering cottonwood where Ute people held tribal meetings.

A glimpse of a waterfall is reached by a steel catwalk along a slot canyon located in an Ouray city park.

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

A dangerous narrow-gauge railroad once traced a route through this striking canyon.

The center of the only hemisphere that awards visitors with a commemorative coin.

One of the oldest Mexican restaurants in the United States air-dries its trademark beef in a dangling outdoor cage.

A Rocky Mountain city provides a happy ending for a pinto pony and his Brobdingnagian red chair.

This massive home was constructed by one of the greatest conservationists in Colorado history.

Overlooking the Colorado Convention Center is this giant sculpture made from thousands of triangles.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

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

This group of small islands on Lake Nicaragua formed after an eruption of the Mombacho volcano.

The remains of a enormous earthen figure of unknown origins cuts across a rural Wisconsin road.

A remnant of the last Ice Age, this lake is surrounded by fascinating rock formations.

"World's largest scrap metal sculpture" stands in an outdoor sculpture garden in the middle of Wisconsin.

A controversial memorial at the place where Captain Cook met his violent end.

A herd of 150 bison live on California's Santa Catalina Island and are at the heart of an ongoing debate between environmental protection and economic expansion.

Roses and other fascinating flora fill this garden built to commemorate Britain's immortal Bard.

A student designed this 3D-printed scale replica of the entire university campus.

Massive prehistoric mammals used these stones as oversized scratching posts.

A raised boardwalk winds through a thicket of stunted, century-old trees no more than nine feet tall.

A trash dump made beautiful by nature's power.

This whimsical seashell-shaped place of worship was designed to blend into its surroundings.