A series of smile-themed sculptures created by artists from all over the world fill this Tokyo shopping district.

This groundbreaking 16th-century map is known as "America's birth certificate."

Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

This curious sculpture represents the perseverance needed to take to the skies.

A land of debatable treasure.

Twelve plaster figures inspired by da Vinci's famed painting haunt the desert landscape above a real-life ghost town.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

This unique preservation is one of the only taxidermies in the world made with real whale skin.

The oldest university museum west of the Mississippi retains its 19th century feel.

A warning to the weak-kneed: This narrow bridge does its swinging eight stories high.

These Victorian era devil sculptures were designed to spite a local vicar.

The only Buddhist temple in Japan dedicated to breasts.

This fascinating and poignant museum chronicles every imaginable aspect of Spanish colonialism in the Americas.

This extraordinary art museum is like a secret world on the edge of Mexico City.

An anthropological theme park that depicts the cultures of around 20 different countries.

Largest institutional collection of tomb figures from Western Mexico in the United States.

An expansive book store, art gallery, and curio shop with wares ranging from tarot cards to novelty socks.

One man's goal to be surrounded by color resulted in this enchanting assortment of avian abodes.

This "zoo" is a cross between a junkyard and a sculpture garden, featuring animals you won't see anywhere else.

The ancient Greek Titan guards this massive dam holding a lightning bolt to symbolize electricity.

For part of the year, this innovative greenhouse is painted white to keep the plants from getting scorched.

A long spiraling walkway winds through the woods, and around a copper beech tree at the center.

This medieval chapel is now a shrine to the region's favorite sport.

The ruins of an ancient temple to the Aztec wind god discovered in the middle of a metro station.