Faceless white figures loom over the city from the rooftop.

Europe's first floating restaurant is home to a hilarious legend.

This museum housed in a former brothel explores the past and present of sex work in Amsterdam.

A hidden church in a hidden courtyard tells the story of the Miracle of Amsterdam.

The location where the American Revolution ended.

This museum explores the grim reality of life in the earliest British colonies in America.

The "lovely red Vega" of the legendary record-settling pilot.

The site of the climactic scene from the classic horror film is now a historic landmark.

Recorded as the first person buried in Arlington Cemetery.

Soldiers were buried next to Lee's house in the center of Arlington Cemetery to dissuade the general from reclaiming his property after the war.

The only rotating bar in New Orleans has been slowly spinning since 1949.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

The medieval castle built as headquarters for the Pope's secretive Knights Templar.

A 16th century chapel decorated with bones, skulls, and entire bodies hanging from the wall.

This castle has links to Portugal’s founding and struggles for independence.

A stunning 18th-century site where pilgrims ascend by a series of punishing stairs only to return via funicular.

This giant sculpture made of trash is a critique of society's wastefulness.

A hidden three-foot-wide house separates these two regal churches.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

The stunning interior of this Gothic church is covered in ornate gold details.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

An ancient and majestic fortress that played an integral role in Portugal's road to independence.

This unreal Portuguese palace looks as though it's made from a pile of different castles.