A winding, cliffside stretch of road overlooking the Delaware River.

Three acres of mythology-inspired sculptures are visible from the highway.

Earth's greatest purely vertical drop at 4,101 feet.

Oldest existing church in New York and the inspiration for Washington Irving's "The Legend of Sleepy Hollow."

100 massive sculptures in the Hudson River Valley.

The only intersection in America where the buildings on all four corners were built pre-Revolutionary War.

This "second" cemetery represents New Orleans' attempt to keep cholera at bay.

The restaurant keeps a hidden séance room on the second floor and reserves a table for the spirit of the former owner each night.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

In 2010, Nicolas Cage purchased two plots in this cemetery using one to construct this strange pyramid mausoleum.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

Keshwa chaca, among the last handwoven Incan bridges, crosses Apurimac Canyon in Peru.

Bioluminescent firefly squid light up this Japanese fishing port.

A surreal museum of extraordinary industrial objects.

A seemingly endless landscape of pure salt stretches far across Bolivia.

This morbid, delightful curiosity shop offers everything from animal bones to human teeth.

The oldest family-run luncheonette in New York, last renovated in 1948, still serves food and drinks the old-fashioned way.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

A beautiful geyser under environmental threat.

Once the most densely populated place in the world, this island is now a ghost town.

Roman ruins top white travertine terraces formed by ancient hot springs.

Tubing through a cave lit with glowworms is a magical underground experience.

The longest hedge maze in the world.

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