This giant temperature attraction created some giant electric bills.

This titanic steel chain linking two buildings was installed without permission but instantly beloved.

This statue is an ode to an iconic roadside advertisement popularized during the 1970s.

An artistically engineered dam designed to honor the relationship between humankind and nature.

A permanent outdoor art installation made up of more than 100 mushroom-shaped lights.

Colorful murals stationed throughout Charlotte bring poetry to everyone.

This nine-story building can be played like an instrument.

This scented city oasis was a labor of love.

The last refinements in the North Carolina-South Carolina boundary were marked with this stone.

On Hilton Head Island this bronze King of the Sea rules all things briny—and lets you know if you’re late for lunch.

The only brothel on the National Register of Historic Places.

How did the front of a supersonic jet make its way to a display case in a Kansas City yard?

World-famous, Pink's still manages to keep its prized cult fetish status.

This historic hotel invented the chocolate brownie.

A tiny racehorse graveyard in the middle of a quiet Kansas City suburb.

The entire history of the U.S. Space Shuttle Program is painted on an enormous roadside water tank.

This 47-foot chile pepper sculpture welcomes Scoville heat unit obsessed tourists to the Big Chile Inn.

The final resting place of the living embodiment of the famous Forest Service symbol.

Home of the International Space Hall of Fame.

This is one really big nut.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

One of El Paso's oldest dives may have inspired the classic Marty Robbins song.