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

A small Wyoming town is home to the state's oldest-operating soda fountain.

Surrounded by a hundred mile radius of billboards, Little America is a roadside attraction whose primary appeal is hospitality.

Devilish landscape, once cinema home to giant alien bugs, now derelict roadside attraction.

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

The only natural lake in the world that drains into both the Atlantic and Pacific Oceans.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

An architect's childhood fantasy treehouse made real.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A beautiful geyser under environmental threat.

The first declared National Monument in the United States.

Inside this casino, visitors are treated to slot machines and a rare German Christmas pyramid.

When zealous marijuana enthusiasts kept stealing the "Mile 420" highway marker, the State of Colorado got creative.

Curios, scientific antiques, oddities for sale.

The former home of the "Manassa Mauler" is now a museum dedicated to his legendary boxing career.

In the 1950s, two women saved this grand theater in the Colorado mountains from demolition.

This shrine is an ode to the region's rich Hispanic heritage.

No one knows exactly how deep the world’s deepest geothermal hot spring is.

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

This Colorado fire station has been in continuous operation for more than a century.

A renovated hotel is bringing new life to a nearly-abandoned mining town in Colorado.

Above Breckenridge, a destructive mining technique sits sunken in a small pond.

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

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