The oldest continuously-operated inn in the United States, once owned by Henry Ford.

This classic red schoolhouse is said to have been where Mary and her little lamb went to school.

This general store near Boston was once owned by Henry Ford, who had it relocated to a different town using a team of oxen.

America's "second most important bell" is a contentious spoil of the Civil War.

This picturesque cottage was the site of Ulysses S. Grant’s final and perhaps most important campaign.

This eclectic homestead is home to a miniature windmill and Connecticut's last tollbooth.

The commemorative stone column conceals a secret laboratory.

Situated on a sacred Inca site, this 16th-century cathedral took nearly 100 years to build.

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

A painting in the historic Cathedral Basilica depicts Jesus and his disciples dining on a traditional Peruvian menu.

Now containing the bones of the actual conquistador, instead of someone else.

Sleep in a glass pod dangling off a cliff.

If you’ve ever seen a picture of Machu Picchu, then you’ve seen a picture of Huayna Picchu—you just didn’t realize it.

Preserved Inca city and site of the last Inca stronghold against the Spanish conquistadors.

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

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

A Christian monastery stands on what was once a holy Incan temple.

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

The large collection of pre-Columbian pottery might make you blush.

This picturesque abandoned home is rumored to be a spite house.

You can get anything you want at the former site of the restaurant immortalized by Arlo Guthrie.

After the oysters have been shucked, and the restaurant's been shuttered, the terrazzo sidewalk from the 1940s is all that remains.

This cathedral dedicated to Louis IX, sainted King of France, holds many secrets.

Sand dunes from a glacial lake are preserved in this woodland park.