This dam in the woods, built by Henry Ford with only manpower and oxen, holds no water and serves no purpose.

A stretch of land where the sour-sweet vegetable is cloaked in darkness and grows so fast you can hear it crack, squeak, and pop.

You can cross from one country to another in a single hop on this little bridge.

This isolated island is often capped by its own fluffy cloud.

A world of craftwork elegantly curated in a historic brick warehouse.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

Mural made of 100,000 pieces of hand blown glass, and until recently, the largest glass mural in the US.

Definitely not a clown bar.

The only swimming pool listed on the National Register of Historic Places is emptied and refilled each day with naturally filtered water.

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

A long and winding trail through history led to the current iteration of this mountaintop tower.

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

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

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

This super steep hike ascends 2,000 feet in less than a mile.

Colorado's only true geyser is hidden within the San Juan National Forest.

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

The largest dinosaur trackway in North America is tucked away among this canyon's ghosts and archaeological gems.

These decaying bridges 1,000 feet high are a reminder of the skill it took to cross the Colorado Rockies by rail.

Climb to the top of this spiritual tower, and you'll be rewarded with spectacular views.

This interpretive path lets you get up close and personal with dinosaur bones.

This once-popular otherworldly landscape was formed by one of the largest volcanic eruptions in history.

Unlike most arches, this geological oddity formed in a volcanic dike.

Two creeks flow out of either end of this canyon in opposite directions.