This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

This cheese shop also houses a museum devoted to Dutch dairy.

A cablecar-station-turned-revolving restaurant with 360-degree views of the Swiss skyline.

Considered by many to be one of the most dangerous highways in Alaska.

A high school astronomy enthusiast designed this model of our solar system to be traversed on foot.

The king of U.S. high points towers over every other peak on the continent.

A bronze replica of an elm tree that honors the victims that perished in Pawaik Prison.

This colorful and quirky set of pegasus sculptures celebrate the works of poet Zbigniew Herbert.

The giant statue and its model solar system honor the native Pole who declared that the Earth revolves around the Sun.

The Polish capital has had a deep connection to its guardian mermaid for almost a millennium now.

A tribute to the Polish insurgents who fought in the failed attempt to end their city's Nazi occupation.

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

An old Danish political institution where members of government can grab a drink off the record.

The world's tallest slum.

This tiny Bulgarian town offers a stunning location in the mountains and a storied history.

During the summer, surfers in Alaska take advantage of this inlet’s unusual water patterns.

The last remnants of Fort Pitt also hold the distinction of being the oldest structure west of the Allegheny Mountains.

A beautiful oddities shop crammed with strange and morbid curiosities.

One of the steepest streets in the United States makes an intriguing challenge for cyclists.

A fascinating little museum all about the rich history of Peru’s famous plant.

This icon of the Atomic Age now lays dormant.

The Pennsylvania shopping center was once the setting for the 1978 film, "Dawn of the Dead."

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

A barbarous band of serpents guard the bases of these Aztec temples.