The world's oldest model village.

This hidden rooftop garden in downtown London offers a quiet respite from a bustling city.

There's an exclusive Beefeaters pub hidden in the Tower of London.

The handiwork of a underdog clockmaker who solved an impossible problem for an Empire, and forever revolutionized seafaring.

19th-century scientists would make the pilgrimage here to verify the precision of their measuring sticks.

This is not only one of the oldest collections in Europe, but also possibly the most beautiful.

This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.

Four-story slides send people whizzing through the math department at this Munich university.

The footprint of a frustrated devil in Munich's Cathedral.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

This industrial area was the dumping ground for massive amounts of trash, some of which washes up as tiny bits of sea glass.

Race through the maze, get your name on the sign.

The air force base preserves its scars from the Japanese attack on Pearl Harbor.

An authentic replica of an Asian temple and garden hidden amongst the natural beauty of Hawai'i.

This museum of Hawaiian and Polynesian culture is the legacy of the last descendant of the Kamehameha Dynasty.

Take shelter from Hawai'i's tropical heat under the massive canopy of largest Banyan tree on the island.

The southernmost point in the United States is a beautiful place to look at but a deadly place to wade in.

A series of waterfalls and pools that flow through the 'Ohe'o Gulch and into the ocean.

This black shoreline is made up of exploded lava particles.

Earth's tallest volcano is sacred to Native Hawaiians, and home to a dozen world-class observatories.

Ever wanted to can Spam?

The first declared National Monument in the United States.

A fitting attraction for the corn capital of the world.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.