In 1912, this idyllic Alaska landscape was blown apart in the largest volcanic eruption of the 20th century.

This peaceful park saw the beginning of an extraterrestrial invasion in H.G. Wells's 'The War of the Worlds.'

This 17th-century "unicorn" was cobbled together from the skull of a rhinoceros, the legs of a mammoth, and the horn of a narwhal.

The man who voiced Bugs Bunny, Daffy Duck, Porky Pig, and more has a headstone reading, "That's all, folks!"

People of the Plum Bayou culture built these enormous mounds over 1,000 years ago.

At the most northwestern point of the contiguous United States lies a trail leading through an ancient forest to stunning cliff-side vistas and massive oceanside caves.

Located inside Hoge Veluwe National Park, this museum began as the private collection of a prominent female art collector.

This groundbreaking 16th-century map is known as "America's birth certificate."

These Aboriginal fish traps are among the oldest human constructions in the world.

The shiny silver little brother to Copenhagen's Little Mermaid statue.

The first location of the eventual video game giant.

One of America's founding fathers lived in this London lodging between 1757 and 1775.

A 900-year-old village located in the highland of the Asir region that features historic architecture.

If you visit the burial place of King Frederick the Great, you'll likely find a couple of potatoes sitting on his tombstone.

Before becoming a poet John Keats studied here to become a surgeon.

The phrase "the shot heard around the world" was coined after a skirmish at this bridge.

Located near the U.S.-Mexico border, this park remembers the famous raid of General Francisco “Pancho” Villa and his soldiers.

A piece of telecommunications history.

The first outlet of Canada's biggest fast-food franchise has been slinging doughnuts since 1964.

Is this 47.7-mile stretch of highway the longest straight road in the United States?

The woman who helped save 15th-century France was born in this humble home.

Perhaps the most spectacular grotto along the Algarve coastline.

A Mayan village preserved for centuries in volcanic ash.

Hidden deep in the Guatemalan jungle is a turquoise paradise of natural pools, caves, and waterfalls.