Tucked away in the Tower of London is the weapon once used to execute high-profile prisoners.

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

One part local history, 99 parts gruesome haunted house.

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

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

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A beautiful geyser under environmental threat.

The second-largest gold nugget in existence, displayed in a Las Vegas casino conveniently named the Golden Nugget.

An exotic wildlife habitat right off The Strip.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

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

This unassuming cheese empire in rural Oregon churns out more than 150,000 pounds of cheese each day.

Only known mainland rookery of the threatened Stellar sea lion.

After spending more than a century on the ocean floor, this shipwrecked column is finally resting atop solid ground.

Bird dung painted this huge boulder which in turn inspired the name of a city.

The water swaps direction twice a day, whipping into a frenzy of whirlpools and rapids.

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

What happens when a sculptor has to find a way around a 100-year-old copyright.

This historic Victorian hotel has a scandalous history of affairs and murder.

This conservatory allows a little bit of the tropics to thrive in the middle of a major Canadian city.

A working steam clock, one of only a few in the world, located in Vancouver's Victorian Gastown.

Fossils, railroads, and waterfalls!