The "Bridge Over the Atlantic" lets you cross the waterway in mere seconds.

A meow-velous tribute to a beloved street cat, made famous on the internet.

The souvenir got the company’s founder out of a pretty pickle at the World’s Fair.

This small monument marks the divide between the Atlantic and Indian Oceans at the southernmost tip of Africa.

This large copper bolt represents the benchmark for measuring sea levels in most of Europe.

A monument in the Belarusian city of Polotsk claims to mark the exact midpoint of the European continent.

Home to Hollywood history and a very special salt crystal.

Small plaque marks the spot, but the true center is located about half a mile away on a private pig farm.

This lesser-known geographic marker was the reference point for all surveys of the continent for 75 years.

A striking memorial recalls thousands of Bolognese men and women killed fighting fascists in World War II.

The eroded core of an ancient volcano is now accessible by a short hike.

Canada's oldest railway tunnel is illuminated in a rainbow of color as it passes under the streets of this small city.

These medieval funerary monuments are now home to a colony of critically endangered vultures.

A reversed traffic signal that was once violently misinterpreted as a statement on British-Irish relations.

Climb this overlooked gem's spiral staircase and you'll be rewarded with spectacular views of Glasgow.

This ancient walled garden turns fog into food.

This pair of running lions engraved on animal bone is one of the earliest artistic depictions of big cats.

This whimsical campus lawn is dotted with large sculpted numbers and hidden mathematical formulas.

The entrance to this sinisterly named tunnel hides behind a Tim Hortons.

An intriguing three-sided folly is a testament to one man's devotion to Catholicism and the number three.

A quiet country churchyard holds a monument to the last known sin-eater in England.

The world's first underwater farm is home to more than 700 plants.

The debris forms a solemn memorial to those who died in a 1963 accident.

This magnificent mausoleum is as much a work of art as it is a historic resting place.