These haunting ruins of a 700-year-old Prehispanic city have witnessed centuries of wars and massacres.

Gilded heaven for philatelists and architecture freaks, still in full working order despite sitting atop tremulous ground.

A 16th-century monastery boasts a lush array of plants native to Mexico’s most biodiverse region.

This graveyard boasts a medley of diverse and imaginative funeral architecture.

This incredible college library is a visual masterpiece of mosaic art. It also looks kind of like a giant boombox.

This mid-century mural portrays humankind's spiritual and scientific journey.

A gigantic, symbolic artwork covers the side of the building.

In Coyoacán, a pair of coyotes crown a public fountain in reference to the ancient Aztec name of the borough.

Its incredible collections are dedicated to preserving Mexico's film history.

Diego Rivera's massive tiled fountain and failed infrastructure project.

Part bookstore, part café, and part forest.

These subterranean models show Mexico City's central square during three different eras.

Murals made with millions of colorful stones adorn the abandoned building.

A jewel of the Mexico city skyline now slowly crumbles after surviving an earthquake.

The oldest still-existing mosque in the United States sits in a remote prairie in North Dakota.

Profile of a sleeping person four kilometers long in 250-meter-high cliffs.

Detroit’s Eastern Market has been transformed into an outdoor museum with colorful murals that address social issues and symbolize the city.

The Vermont square that inspired Shirley Jackson's "The Lottery."

The building that inspired Shirley Jackson's "The Haunting of Hill House."

This giant monument of the RCA mascot is a beloved fixture in Albany, New York.

This abandoned factory on the Hudson River once churned out a million bricks a week.

This abandoned cemetery is crumbling into ruin, exposing the artifacts and bodies buried there.

A popular swimming hole that hides one of America's most deadly diving spots.

Enjoy a slice while browsing the world's largest collection of pizza memorabilia.