In this historic region, homes and churches are carved into ancient volcanic rock formations.

The second largest waterfall by volume in the U.S., Willamette Falls is outdone only by Niagara in the amount of water that is pushed northward.

The site of London's first coffee house has been serving refreshments of one kind or another for 360 years.

An homage to everyone's favorite prehistoric cartoon family.

A sculpture made of 10 Cadillacs as a monument to the "Golden Age" of the American automobile.

Several plaster noses are hidden in plain sight around London's Soho neighborhood.

66,000 pieces of art, donated by one of the world's richest men.

An arsenic-filled pool in the Grand Canyon takes on the appearance of a giant, overflowing pumpkin.

This museum devoted to the gothic author holds such interesting ephemera as his socks and walking stick.

New Orleans' famous cemetery, located on the site of a former race track.

A house carved into a rock in the 1940s.

A stone arch leads to a cavernous 1930s spring house tucked away in the Pennsylvania woods.

This lake in the Cascades lives up to its name, disappearing down a hole every spring.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

An enormous park-like oasis, full of famous Chicagoans' graves.

Breathtakingly blue walls shimmer inside the "Glacier Behind the Town."

In the middle of an extremely unforgiving and desolate high desert is the most secret military facility in the world.

A reproduction of earth's many biomes.

Couple's personal collection of pinball machines turned public pinball museum.

Mural made of 100,000 pieces of hand blown glass, and until recently, the largest glass mural in the US.

Rustic natural hot springs in the deciduous rain forest.

Mysterious 500-year-old tapestries depict a unicorn hunt.

The trials and tribulations of marking Poe's grave.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.