A stone marker memorializes the spot where the King broke up a street fight with a classic karate stance.

Trinkets and toys lovingly handmade by maximum security prisoners.

A nature and outdoor art preserve features the large-scale, abstract works of a renowned Maine folk artist.

Two mermen, eternally spitting into each other's mouths.

The absurd creation is a compulsory destination for selfies in Buffalo.

The mysterious white squirrels of this Illinois city are treated like sacred cows.

This artsy public restroom is shaped like a giant john.

Self-built house and sculpture park where the creator can still be seen in a glass coffin.

This historic railroad hotel built from Kansas limestone was once the most popular hotels for traveling salesmen in the midwest.

A 20-foot-tall egg painted in a traditional Czech patterns by the Czech community in Wilson, Kansas.

Inside this striking glass building, visitors can see thousands of dinosaur fossils in the positions that nature deposited them more than 150 million years ago.

The largest island on the great salt lake is home to curious creatures and strange stories.

A 90-foot-tall psychedelic "tree" on the side of the highway has baffled passersby for decades.

Small Nevada town embraced its designation as the "Armpit of America" with an Old Spice-sponsored festival.

This sculpture forces visitors to confront their relationship with space.

Seattle’s Whimsical Mural Master.

What's that on the side of that building? Va Va Voom, it's Bettie!

A striking symbol of the Bulgarian capital.

Eastern Bloc nostalgia, anybody?

Rome's semi-secret peephole vista is also a former Crusader stronghold.

World's largest film studio, where visitors tour the decaying sets that litter the harsh desert environment.

A fortified city, home to a remaining population of five families

An old-timey peepshow allows visitors to gawk at some of the world's most freakishly large footwear.

A wall of chewing gum moonlights as collective art.