One of the largest underground systems runs under Canada's largest urban center.

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 sleepy little town that had the greatest landslide in North American history fall on it.

An extraordinary natural landscape of mountains, waterfalls, and rocky cliffs riddled with tunnels.

The large fjord lake is thought to be the home of "Ogopogo," a giant sea serpent.

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

Though many were skeptical at first, these animal-specific routes across the Trans-Canada Highway have been a major conservation success.

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

A boardwalk winds above this beautiful bog full of wildlife and a rare type of turtle.

A 1995 memorial acknowledges the tremendous contributions of Vietnamese refugees to Canada.

A sprawling Victorian farm that has been surrounded by a capital city is one of Canada's greatest treasures.

The mastermind behind this palatial hotel perished on the Titanic weeks before its grand opening.

These locks on North America’s oldest canal are named after a porcine rock formation.

Louise Bourgeois' 30-foot-tall steel spider sculpture.

Enormous pendulum helps keep Taiwan's tallest building from swaying.

A waterfall runs right through the middle of this Taiwanese shrine to the hundreds of workers killed while building a nearby highway.

A Bronze age settlement on the Greek island of Santorini might have been the inspiration for Plato's Atlantis.

Monasteries on rock pillars, once accessible only by frayed ropes.

A 2,000-year-old computer demonstrates remarkable engineering and astronomical precision.

This hidden bridge is where local children leave gifts and messages for the island's fay folk.

Step back into the glory days of Florida's nascent tourism industry at this Gilded Age palace.

A building so large that it has its own weather.

One-time winter retreats of prolific inventor Thomas Edison and his friend Henry Ford.