Thousands of tiny squares in different colors make up this piece of street art.

America's post-nuclear-attack chambers of Congress.

The oldest operating Mississippi River–style steamboat still navigates the Ohio River.

This hidden jockey “walk of fame” celebrates the winning riders of the Kentucky Derby.

A pharmacy built in the shape of a mortar and pestle, now resembles a fancy cocktail.

Unique tower has outlasted a takeover of the company.

The massive, original Colgate Clock is mounted on a defunct factory building that was once a prison.

You thought Santa Claus didn't exist, but it turns out you were wrong.

Patrick Dougherty's fantastic living tree sculptures, mind-blowing but temporary.

Part of a worldwide art project, this mysterious semicircle of concrete shapes holds the pieces of a larger story.

This open air cathedral invites all faiths to worship under the only roof big enough to fit them all: the sky.

Quirky water tower advertises the long-gone Brooks Tomato Products Co.

Man-made geyser that rises to the exact height of the Gateway Arch.

Where animatronic singing fish go to retire.

The Old Mill shown in the opening credits of “Gone With the Wind” is actually fairly new, and was never a mill at all.

Bronze statue marks the spinach capital of the world.

Three markers installed over the course of 140 years mark the point where Arkansas, Missouri, and Oklahoma converge.

A home designed to be on the cutting edge of comfortable, low-cost living.

This monumental Jesus is often referred to as "Our Milk Carton With Arms."

The final remnant of the Arkansas zinc industry is this historically protected ghost town.

This futuristically sylvan church is a glass-enclosed marvel of modern architecture.

Famous church recognized for both its unique design and disciplined monks that live according to the Benedictine discipline.

The world's second largest rocking chair is found on Route 66 in Cuba... Missouri.

An adorably sweet display of sculpted Precious Moments figurines.