Railways may have forged this quintet of lovely tunnels, but now they are open to hikers.

Bird dung painted this huge boulder which in turn inspired the name of a city.

This giant roadside goose has been hailing travelers into a small Ontario town for over 50 years.

Profile of a sleeping person 4km long in 250m high cliffs.

This strangely specific landmark will let travelers know when they are half way there.

The world's largest moose statue is located (where else?) in Canada.

This colorful creation wasn't always a welcome part of Toronto's Moccasin Trail Park.

A memorial to the tens of thousands of Irish who fled to North America during the Great Famine.

A monument to the 17,000 Chinese who worked and died to build Canada's Pacific Railway.

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

The Incredible Hulk, Yoda, Mulder and Scully, and many many others watch over the mean streets of Toronto.

A Canadian POW for German soldiers during WWII where prisoners hatched an elaborate escape plan.

On the Fourth of July this area will transform into a Pompeii-like storm of falling embers and ash.

This mysterious structure by the Washington Monument is a flood barrier designed to protect the White House against rising waters.

Decades before the scandal, this staircase on the river was a literal "water gate."

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

Controversial tribute to the heavyweight champion boxer who grew up in Detroit.

World's largest Christmas store.

The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.

University City's quirkiest resident lives in a park named after its first.

This is not your typical jungle gym.

This titanic oil company sign is a reminder of the Americana boom of the 1970s and also its commoditization.

A chessmaster's dream destination.

First known as the "Sample House," this construction mash-up was meant to be a living catalogue of building styles.