The final resting place of 121 victims of the RMS Titanic, 42 of which may never be identified.

This crumbling industrial fortress has attracted daredevils, filmmakers, and historians.

This exuberantly curated landscape is one of the largest sculpture gardens in Canada.

A swaggering, monumental souvenir of the most extravagant party Montreal’s ever thrown.

A swirling spectrum of stained glass dazzles visitors who enter this subway station.

Montreal's colorful subway station shows its support of the local LGBT+ community.

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

This hidden park hosts a rogue’s gallery of eccentric architectural obelisks.

City law dictates that this mountaintop cathedral containing the heart of a saint is to remain the tallest building in town.

Every year, the colorful murals of Montreal get a complete makeover.

The skyline of Montreal includes the silhouette of an unexpected fruit-shaped Canadian staple.

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

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

This 1967 experiment in modular architecture was designed to be a new model for urban living.

A historic Montreal market that was the city's agricultural hub for over century.

The biggest museum dedicated to insects in North America, one of the largest in the world.

A massive Montreal stadium that has seen nothing but trouble since its inception.

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

The modern birthplace of Irish freedom.

This museum is dedicated to the most famous Irish writers in history.

The ornate structure is part of a building boasting more marble than the Vatican.

The elaborate clockwork contraptions in this Scottish gallery create small worlds of whimsy and horror.

This former World War II artillery defense site was built to guard the industrial city of Glasgow.

A leafy, peaceful oasis nestled in the heart of Glasgow's busy south side.