A contemporary fresco movement illustrates the region's rich history.

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

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.

Small ship votives hang from the vaulted ceiling of this port-side church with a Latin inscription on the wall.

These powerful, if squat, Canadian waterfalls flow in different directions depending on the time of day.

The city of Halifax still bears the scars of the largest explosion prior to the atomic bomb.

Iconic rock formations that allow for exploration during high or low tide.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

These historic defenses ensured the city within would survive hundreds of years of occupations, sieges, and invasions.

Gargoyle head that brings good luck.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

The largest bell in the world has been swinging high above a Cologne cathedral for almost a century.

Every hour the doors open to reenact the legend of the heroic mayor who saved his town by drinking a gallon of wine.

Home to three historic ships from the age of Vikings.

Copenhagen's celebrated theme park and gardens.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

The larger of two volcanic peaks rising out of the crystalline waters of the Caribbean.

This park straddling the United States-Canadian border has been a symbol of peace since 1932.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

The largest drain hole in the world.

Rising out of miles of farmland, these buttes are sometimes called the world's smallest mountain range.

The Empire Mine is "one of the oldest, largest, deepest, longest and richest gold mines in California."

This ultra-modern California span is actually a titanic solar clock in disguise built by famed architect Santiago Calatrava.