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

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

The London statue that imitates passersby.

The remains of an ancient Roman teenager are memorialized at the base of a modern London landmark.

Hear the quietest sound from across the dome.

The ritual has been performed uninterrupted for nearly 700 years.

These wire animal sculptures commemorate the exotic inhabitants that once called the Tower of London home.

The bridge is a secret gallery of discarded gum that has been transformed into miniature masterpieces.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

The large fjord lake is thought to be the home of "Ogopogo," a giant sea serpent.

An outdoor installation of 20 vintage signs that once hung in front of businesses throughout town.

This massive mall has hundreds of shops, an amusement park, and a history of deadly amusement attractions.

Blackfoot petroglyphs of southern Alberta which date back as far as 7000 B.C.

The only road through the heart of Glacier National Park.

This natural wonder is disappearing at an alarming rate.

A surviving remnant of the thick ice mass that once mantled most of Western Canada's mountains.

Historic site where Native American hunters once trapped and killed buffalo.

A sleepy little town that had the greatest landslide in North American history fall on it.

Nestled near the mountains of western Canada resides this behemoth earth mover.

Hoodoos, naturally eroded land formations, stand 20 feet tall in the Canadian badlands.

Not for the faint of heart, this long pedestrian bridge rewards those who brave the wobbly walk with a beautiful view.

As if T-rex wasn't big enough, this Canadian monument is four times larger than the real thing.

Museum of stuffed gophers set up in various scenes.

Live long and prosper in Vulcan, Alberta.