The memorial stands at the intersection of the rivers Morava and Danube.

A relic of the Cold War tucked away in the forested hills above Bratislava.

A massive sculpture of an obscure Celtic coin that has become a symbol in Slovakia.

This statue points to another unusual companion work of art often overlooked by visitors.

This seemingly cursed monument is dedicated to one of Canada's great war heroes.

This small road tunnel is the only place where you can cross beneath the Erie Canal.

A controversial blue hoop has been puzzling freeway drivers since 2013.

Now a public art piece, this curious metal feature originally advertised a tinsmith's services.

This inexpensive lodging house was once a prison notorious for its inhumane practices.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

A little lighthouse in New York City, surrounded by mysterious stories of insanity-driven construction.

One of only two commuter aerial tramways in the United States.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

A crumbling hospital from the 1850s on Roosevelt Island.

A sculptural commentary on capitalism pokes up from the East River.

The only example of a Paris Métro sign in use at a subway station outside of the French capital. 

A swaggering, monumental souvenir of the most extravagant party Montreal’s ever thrown.

This mesmerizing kinetic sculpture blossoms endlessly in the breeze.

Two thirds of this Montreal neon icon has survived to flash another day.

A massive Montreal stadium that has seen nothing but trouble since its inception.

City law dictates that this mountaintop cathedral containing the heart of a saint is to remain the tallest building in town.

A Montreal deli that was so beloved that it was allowed to circumvent their laws of language.

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

This 1967 experiment in modular architecture was designed to be a new model for urban living.