This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

Nine limestone rock stacks on Australia's "Shipwreck Coast."

An opal mining town in the middle of Australia where people live, worship, and shop underground.

This giant dish located in a sheep paddock was the primary receiver of Apollo 11 TV transmissions.

Three-story concrete ram with a permanent gift shop.

Modeled after the big, ferocious Hexham Grey mosquito.

Come for the flowers, stay for the bats!

Nature is leading a successful mutiny on this century-old freighter.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

Cold war icon and onetime "hole" in the iron curtain.

The history and future of cannabis.

A little sculpture with a large wardrobe.

Cozy basement bar sports an inventory of over 2,000 beers.

The oldest inn in England served brew to the crusaders.

Eighty million natural history specimens call this gargantuan museum home.

Scattered throughout London are ancient remnants of the city's former bounding wall.

The John Snow Memorial marks the epicenter of London's 1854 cholera epidemic.

The taxidermied remains of a once-great parrot.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.