This beautiful Brooklyn monument over a crypt memorializes a grim and largely unknown story from the American Revolution.

Every dish is blessed in this basement eatery beneath a Hare Krishna temple.

The highest rapid transit station in the world.

Dedicated to preserving the history of free Black communities in Brooklyn and beyond.

The unassuming structure was part of a Major League Baseball stadium.

This striking arch, one of the first architectural elements constructed in Prospect Park, was recently restored to its original glory.

This enormous banquet-themed artwork honors over 1,000 notable women throughout history.

A Victorian cemetery in the heart of Brooklyn remains a popular mecca of morbid curiosity.

This elaborate tunnel is the first structure composed of cast concrete in the United States.

Waterway populated with abandoned projects, including a submarine.

The famed amusement district marks the beginning of summer with a wild procession of nautical creatures.

Nearly four centuries after its founding, remnants of one of the oldest planned communities in North America are still visible in southern Brooklyn.

If you ever wanted to touch a medieval mercenary’s three testicles, look no further.

Milan's duomo is covered in beautiful carving including a curious "dinosaur-like" beast.

This grisly effigy displays an early Christian martyr who was skinned alive and beheaded.

Among the collection is the shirt worn by Louis XVI when he was executed by guillotine, still marked by a few drops of blood.

The city of Parma's cathedral is home to one of the greatest illusionistic frescoes of the Renaissance.

Memorials at a Florence railway station remember the citizens who were deported from Italy and sent to extermination camps.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

In Florence's great Duomo, a 26 foot fresco honors a mercenary famous for attacking Florence.

Drink wine handed out through a window as part of an age-old tradition.

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

A large grotto built in the 16th century amidst Florence's famous Boboli gardens.

First founded in 1472, this is the oldest bank in the world. Its history may explain why we call financial institutions "banks."