This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

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

This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

Pilgrimage site for star-crossed lovers.

Twelve grave-faced marble angels guard the emperor's tomb at Les Invalides.

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

A mocking tribute to the past and modern leadership of Prague.

This elaborately decorated, fairytale-like Romanian royal palace is one of the most striking castles in Europe.

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

This historic "City of the Dead" lies prominently in the center of New Orleans' famous Garden District.

A house of courtship where the Jazz Age's most storied lovers got their start.

Formerly known as National D-Day Museum, this collection commemorates the battles of Normandy and WWII.

Avoid gangster interaction while window-shopping.

This former “ante-chamber to the guillotine” has been refurbished to illustrate the brutal history of French justice.

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

Breathtaking and huge 430 year old maps of Italy.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

The highest point in Washington state is a volcano covered in glaciers.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

The topiary maze at the Habsburg hunting lodge.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

A small but immensely extravagant palace built by the "Night King."