“Wagon Jobber" turned smokehouse magnate's family-owned business is still going strong 100 years later.

In its day this historic fort held 100 cannons pointed in almost every direction to protect New York.

The world’s oldest and biggest bookstore stocking only mystery, crime fiction, espionage, and thrillers.

A Gothic-style abode built to accommodate the church's three resident peacocks.

A forgotten relic from New York's bygone trolley system hides in plain sight under a bridge.

Site of the first pathological and bacteriological research facility in the United States.

This outdoor gallery of sculptures along the East River was once a landfill.

On this island, you suck away your garbage via an elaborate pneumatic tube system.

A Milanese café entirely designed by the American director Wes Anderson.

A space dedicated to contemporary art and culture, co-chaired by fashion icon Miuccia Prada.

An ossuary built in 1210 to collect bones from the Ospedale Maggiore of Milan.

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

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

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.

The oldest operating pharmacy in the world features 800-year-old recipes.

The middle finger of modernity.

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

The floating gallery illuminates the heart of Québec City's arts district.

This chilly Canadian hotel has a four-month lifespan due to the unusual material it's made of.

A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

On any given day this sprawling market houses literally tons of government-regulated gold, gems, and precious metals.

A preposterously luxurious hotel with gold-plated iPads, Rolls Royce chauffeurs, and a staff that trains by watching "Downton Abbey."