The final resting place of the most famous outlaw in the Old West.

The Grand Canyon of Texas.

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

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

A museum dedicated to the alleged Roswell Incident.

At this Minnesota state park you can easily wade across the source of the mighty Mississippi.

Indiana’s oldest brick building was home to America's shortest-serving president.

A jukebox headstone marks the grave of the Cleveland disc jockey credited with coining the term “rock 'n' roll."

The only presidential monument to display a late POTUS's actual casket.

This old-fashioned carhop restaurant gave the world the waffle cone.

Thirteen pastel palaces in downtown Charleston add a gorgeous splash of color to the city.

South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

This massive Brazilian church is built like an angular, technicolor pyramid left by Mayans from the future.

This stunning Brazilian library contains the largest collection of Portuguese texts outside of Portugal itself.

Five candy-colored villages on the Italian Riviera.

A former Roman town that was once the home of Scipio Africanus.

Pompeii's less famous neighbor is still revealing her secrets.

Erotic art covers the walls of the largest ancient pleasure palace.

Southern Italy's spinning top village.

Picturesque basketball courts sheltered by historical defensive walls and with an enviable sea view.

An abandoned Nazi explosives plant founded by the inventor of dynamite is now an underground museum.

This symbol of Polish heritage survived the occupation during World War II, hidden in plain sight.

An enormous playhouse designed to look like 21 stacked Lego bricks, with another 25 million colorful Legos inside.