This unattributed sculpture in Amsterdam is hiding in plain sight.

Established in 1638 to battle the Black Death, Hortus Botanicus Amsterdam is a treasure trove of rare flora.

The history and future of cannabis.

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

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.

Go inside the house that inspired L. M. Montgomery to create one of literature's most beloved heroines.

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

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

With well over 130 falls and cascades to brag about, Hamilton, Ontario has earned its stripes as the waterfall capital of the world.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

Rusty red sands line the shores of this Canadian Province.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

Hoodoos, naturally eroded land formations, stand 20 feet tall in the Canadian badlands.

Two adjoining collections of 19th-20th century physics apparatuses and instruments.

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

Few other hotels can rival the grandeur of the Castle in the Rockies.

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

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.