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

Known as "Toronto's Flatiron."

The artwork commemorates the many ways 20th-century people perished while on the clock.

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

The remains of the oldest bone-headed dinosaur in North America.

Canada's largest dinosaur skeleton was hidden away in storage for more than 40 years.

This massive, ancient stone was disassembled and then put back together again.

A touching tribute to the "Wonkey Donkey."

Along with his smaller donkey pal, he guards the museum’s exhibits and memorabilia.

A one-ton statue of Steve Rogers beautifies the entry to a Brooklyn Bed, Bath & Beyond.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

Quite possibly the last cross all humans will ever see.

The world's smallest park was dedicated in 1948 as the only colony for leprechauns west of Ireland.

Famously misunderstood wonder of the ancient world

A wall of chewing gum moonlights as collective art.

Sweet Willy, at 30 feet tall, is the world's biggest beagle.

This massive roadside mascot was the first version of the giant to illustrate his butt.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

The first declared National Monument in the United States.

A fitting attraction for the corn capital of the world.

An ever-evolving wall of graffiti art off East Liberty Street.

Trade in that pesky human soul for cold-hard circuits.