Seven mini rowhouses fill the gap between 54 and 70 Westerstraat.

Amsterdam's narrowest house facade is a monument to 17th-century tax evasion.

These old towers extract salt from the sea.

The 2,000-year-old Roman columns are hidden within Barcelona's Gothic Quarter.

The world's largest collection of the world's largest objects is in one small Illinois town.

A hot dog stand where the heads are just as hot as the dogs.

Cemetery featuring rare glass-fronted columbarium.

A museum dedicated to the classic Italian scooter in the heart of Serbia.

A sculpture of the beloved author surrounded by characters from his fairy tales.

A puppeteer’s paradise offering shows, workshops, and an archive of over 2,000 puppets.

A bronze tribute to a legendary Californian, the self-proclaimed "Emperor of the United States."

The legendary birthplace of the Japanese maneki-neko is dotted with hundreds of lucky beckoning cats.

A comprehensive collection of bonsai set in a beautiful campus.

This 22-acre botanical garden is home to the largest collection of rhododendrons in the world.

A huge collection of rocks, gems, and crystals.

Cat art as far as the eye can see.

The final resting place of New Orleans' most famous voodoo priestess.

A whimsical bridge uses saxophones to pay tribute to two great men and the European Union.

Left untouched since a double murder-suicide in the 1960s, Los Feliz murder mansion remains a neighborhood mystery.

Two pillars set 10 paces apart commemorate the "last notable American duel."

340 bicycles, 65 feet high.

Turns out you can see the world without ever leaving Maine.

Maryland's first (and last standing) toll house on America's first federal road established the state as the "Gateway to the West."

These colorful French islands spent a stint bootlegging booze during American Prohibition.