A graceful natural rock formation stands astride the point where the Gulf of California meets the Pacific Ocean.

The Sighignola summit on the Swiss border offers views so breathtaking it's been named one of the most beautiful places in Italy.

A lakeside footbridge that records Nobel Prize laureates' names in metal silhouette.

Bell tower juts out from a village buried under a lake.

This work of engineering is imbued with elegance and ingeniousness.

The world's longest and deepest train tunnel.

The Swiss hilltop housed an early 20th-century vegetarian nudist colony.

Old batteries and frog skeletons reside in this lakeside monument to Alessandro Volta.

A tower-like theater in the Swiss Alps built to withstand the high winds and avalanches of the mountain pass.

One of the highest mountain passes in Europe has been ranked among the best driving roads in the world.

This strange statue features a bust of the famous composer plopped atop a woman's body.

Epicurean and holy traditions converge in what may be the oldest restaurant in Europe.

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

This steep cable railway has been hoisting passengers in the heart of Québec City for over a century.

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

This massive solar system model is sprawled out across Maine's suburban wilderness.

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

A small Canadian town founded as a refuge for Loyalists following American Independence.

A complicated, forgotten beacon of hope for thousands of immigrants, "Canada's Emerald Isle" lies in ruin.

This monster fiberglass crustacean stands watch over the self-proclaimed "lobster capital of the world."

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

Cliffs that hold fossils, including the earliest known reptile, dating back more than 300 million years.

On the waterfront of Sydney, Nova Scotia, a 60-ft. fiddle greets incoming ships.

This Canadian monument to the man who invented the telephone allows visitors to get up close and personal with the artifacts of his life.