Known as "Toronto's Flatiron."

This unusual structure may be on its way to becoming a cultural landmark in Toronto.

This whimsical fountain pays tribute to Toronto's four-legged friends.

What looks like a suicide in progress is actually a statue of Sigmund Freud.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

A 400-year-old mummified arm dangles from the ceiling of St. James the Greater, serving as a warning to thieves.

This spooky statue sits outside a famous Prague theater.

Nine bronze hands protruding from a wall honor the student uprising that led to the fall of Czechoslovakia's Communist government.

This Budapest bar allows drinkers to leave their mark on the walls, floor, and even ceiling.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

Pittsburgh's literal underground railroad.

A fantastic place to see murals, and an important location in the history of Toronto's legal street art scene.

A book collector's dream, this Toronto bookstore has the world's first "Biblio-Mat," a random book vending machine.

A Manhattan courthouse hides a small but scathing memorial to Holocaust injustice.

Behind a grungy bodega facade, a Poblano family serves rich, home-cooked meals.

The last living thing to come out of the rubble after 9/11 is now a symbol of hope and resilience.

Rat sculptures try to infiltrate the Graybar Building in an architectural tribute to New York City's nautical history.

There must be a pun in this haystack somewhere...

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

This portion of a lovely Belize beach is infested with (harmless) sharks and rays.

These roaring primates were considered a divine creature in the cosmology of the Maya.

Monkeys inhabit the lush forest surrounding ancient Mayan ruins once considered sacred.