After years of being casually peed on by humans, this tree is peeing back.

Thousands of flowers create enchanting pink tunnels over the city streets.

Dress up like a miner and take a slide into the disco-lit depths of this once foundational salt mine.

A Black Forest cuckoo clock theme park features one timepiece big enough to walk inside.

This little museum is making sure that the art and history of the graffiti sticker is not scraped from history.

Art and a pun, all in one.

A slice of central Asia in the middle of Berlin.

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

Two Chinese dragons guard the caves of this medieval temple in Iran.

Hundreds of stones dangle from barren trees in the middle of the desert.

These little castles each held thousands of pigeons.

This ruined fortress was the stronghold for a persecuted medieval leader and his infamous Assassins.

A 1,500-year-old, 3-story subterranean city where ancient Persians took refuge in times of war.

A big museum full of little worlds.

This deceivingly ordinary warehouse hides an enormous collection of pop culture treasures.

The hometown of Popeye's creator is littered with a growing collection of granite cartoon characters.

More than 8,000 drinking jugs say “Cheers!” to a guy named Toby.

While he no longer has an eatery to give him context, this off-brand Paul Bunyan still holds his giant hot dog with pride.

You have to love a museum with a truly dedicated focus. A focus on Superman, for example.

Bronze statue marks the spinach capital of the world.

Where Santa Claus held up a Texas bank and started a statewide manhunt.

The petroleum industry brings you the joys of hydrocarbons and largest collection of antique oil rigs in the world.

A Bhutanese temple gifted from the isolated Himalayan kingdom is now a surprising cultural gem located at the University of Texas at El Paso.

World's smallest skyscraper, the product of a remarkable con.