This three-mile concrete levee in Pueblo, Colorado was transformed into the world’s longest painting.

On the edge of grassland in northeastern Colorado, these rock formations are some of the few remnants of a high plain that has eroded away over millions of years.

This hot dog-shaped diner has moved all around Colorado, never been to New York.

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

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

Explore some of the most unique vehicles in history along with a cast of unsettling mannequins.

A moving memorial to the fallen and missing from WWI trenches.

The site where one of the most famous poems of World War I was composed is preserved to honor the legacy of the work.

Christ's blood allegedly preserved in a Belgian town.

A beer pipeline runs beneath Bruges.

Each time a baby is born in Ghent, these streetlights flash in silent celebration.

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

This narrow Ghent alleyway is an officially sanctioned street art tunnel.

A little sculpture with a large wardrobe.

The tallest mountain in mainland Australia.

This unassuming cheese empire in rural Oregon churns out more than 150,000 pounds of cheese each day.

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

These black pillars of volcanic basalt seem to call mountain climbers with an unbreakable siren song.

Boise State's stadium was the first non-green football field in the world.

A small section of Boise, Idaho maintains the unique culture and traditions of the Basque people.

This pop-culture shop also offers the chance to become part of their favorite tv show or movie.

The largest outdoor art gallery in the Northwest United States.

Get up close to emus and ostriches, or buy their tasty meat.

In the "Danish Capital of America," a replica of one of Copenhagen's most iconic buildings.