A roadway designed for a visiting monarch.

Atop this arch, during the 16th-century, a sermon was given to those suffering from plague.

The shiny silver little brother to Copenhagen's Little Mermaid statue.

This massive, 30-foot-tall statue of the famed Scottish knight overlooks a grassy knoll.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

A burial vault located under Tiber Island in the middle of the Italian capital.

These lesser-known Maltese catacombs date back over 1,700 years.

Burial grounds for more than 1,000 bodies deep under the modern town of Rabat.

Once a 19th-century brasserie, this McDonald's exterior celebrates Alsatian design and the "King of Beer."

A fortified palace in the shape of a ship on the Thiou river.

With its webbed walls and bright red coloring, Calgary's iconic bridge looks like a finger trap puzzle stretched across the river.

This bridge's unique architecture honors nautical heritage and encourages self-awareness.

A lasting testament to the Klondike Gold Rush.

One of the longest wooden benches in the world snakes around Geneva's Treille Promenade.

An opulent monument built for a duke who donated his entire fortune to the city of Geneva.

The world's largest second-hand graces a clock surrounded by constantly changing flower beds. 

This mountain trail inspired Nietzsche to complete his magnum opus.

Auguste Maïcon, a pioneer in French aviation, was born in this house in 1891.

A medieval military street hidden beneath a charming French fishing village.

The best-preserved ancient theater in the world.

This arch granting triumphal entrance into Antalya was designed to honor the emperor's visit.

The oldest giants in Catalonia are now displayed in a 14th-century Gothic church.

18th century anatomical amphitheater of the Royal College of Surgery of Barcelona.

A bookstore dedicated to the intersection of comedy and art.