This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

This ferry carries passengers across the Rhine propelled by no engine or paddles but by the river's current.

Along the Rhine, about a mile from the historic Munster, learn the heartrending story of two lovers torn asunder, cast into unknown layers of time and space.

A Black Forest cuckoo clock theme park features one timepiece big enough to walk inside.

This deconsecrated church has seen many uses, from a tobacco storehouse to a cinema.

Pilgrimage site for star-crossed lovers.

This winding road through an Italian canyon may be the most scenic drive in the world.

Red, white, and blue painted steps along with a Union Jack celebrate the outcome of Gibraltar's 1967 referendum.

There was a top secret plan during World War II to seal a group of soldiers inside the rock.

Founded as a refugee camp, now a popular tourist spot.

This beautiful Cape Cod beach offers dazzling views and an interesting historical footnote.

Population: 1.

Long before guestbooks and hotels, frontier travelers signed their names on this rock face.

The Teenage Mutant Ninja Turtles stop thieves at the site of a historic 1876 bank robbery.

The home of an antique carousel still in operation.

A musical composition 1000 years in length plays at the Trinity Buoy Wharf in London.

This beautiful Victorian ironwork masterpiece was built to keep London from smelling like poop.

A domino effect created with Britain’s iconic telephone boxes.

A statue marks the exact spot where The Boy Who Never Grows Up made his first literary appearance.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

High on a hill overlooking Los Angeles lives a world famous, high-power conical Tesla Coil.

This museum is a music lover's introduction to the iconic venue.

A single room pays homage to the prodigious achievements of the 30th President of the United States.