This geometric feat is a testament to the Incas' mesmerizing architectural abilities.

Built on the remains of one the Incas’ most important gathering spots, this square keeps the spirit of a fallen empire alive.

Tucked behind the Institute of Neurological Science down a decrepit street resides the largest display of human brains in Latin America.

The mortal remains of an estimated 70,000 people lie in the basement of a monastery in Lima, Peru.

Believed by many to be the oldest surviving public monument in the United States.

This evocatively named natural crevasse was created by a torrent of water that smashed right through a granite deposit.

A New England ghost town features a trail of boulders etched with intriguing life lessons.

This petite park lets visitors see and touch examples of fossilized dinosaur tracks.

An 80-year-old house built out of newspapers.

It was an experiment to prove that glacial boulders and rocks can be used in constructions and dwelling.

Historic Hull Street was actually the first street with a proper name in the Boston area.

A unique collection of more than 250 rocks and minerals located on a university campus.

City law dictates that this mountaintop cathedral containing the heart of a saint is to remain the tallest building in town.

This steep cable railway has been hoisting passengers in the heart of Québec City for over a century.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

The memorial stands at the intersection of the rivers Morava and Danube.

A serene plaza that commemorates one of the Granite State's most iconic figures.

A mere dot on the map in the great north woods is the first place in America to vote in Presidential elections.

The world's largest piece of copyrighted artwork.

Ice cream stand, snack bar, and time capsule of milk conveyance.

"Mock all and sundry things, but leave the saints alone."

A former waterfront market is now in the center of town due to some interesting Boston engineering.

Millions of numbers carved in glass represent the tattoos forced upon victims.

A collection of colorful dinosaurs hidden in an actual rainforest.