Graffiti from the 16th and 17th centuries cover the walls of this part of the Tower of London.

The interior of the Overlook Hotel in "The Shining" was based on this Yosemite original.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

The abandoned zoo enclosures offer a perfect place to experience the other side of the bars.

Ancient church constructed with a special wood that preserves prints from the past.

This demon atop the Notre-Dame de Paris looks utterly bored.

These official units of measurement—including chains and perches—lie hidden beneath tourists' feet in a popular London hub.

The sumptuous ceiling was one of the last things Charles I saw before his execution.

Megachurch turned Catholic church comprised of 10,000 glass panes.

This enormous World War II relic is one of the largest wooden structures in the world.

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

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

For a time this small Florida town of less than 1,000 residents was the national leader in dismemberment.

The oldest working mechanical clock in the world.

Famously misunderstood wonder of the ancient world

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

Eons old volcanic activity created one of the most stunning rock formations in the United States.

This naturally heated mountainous creek has created a group of neon blue pools of potentially deadly boiling water.

A charming desert roadside bakery that produces 10 times more bread daily than it has residents in its town.

A tribute to the furry local heroes who helped get residents through many tough times.