The oldest private art gallery in all of Hungary.

Some of the greatest minds in the history of Hungarian art and science converged in this café.

Legions of Roman soldiers bathed in this ancient spa complex under a Budapest transit station.

The highest peak in all of England is plagued by dangerously fickle climate shifts.

Stonehenge has nothing on Castlerigg’s views.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

This Welsh village gave itself a ridiculous name in a publicity stunt a century ahead of its time.

The highest peak in Wales is said to be the final resting place of a giant killed by King Arthur.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

The television series' iconic giant foot was borrowed from this classical painting.

A collection of comics, graphic novels, animation and caricatures devoted to exploring this often overlooked art form.

A particularly disconcerting tribute to Irish martyrs.

A statue in the center of Dublin dedicated to one of their favorite sons of rock & roll.

The modern birthplace of Irish freedom.

The celebrated eyesore created by starry-eyed sweethearts.

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

This bridge was constructed from the rubble of the infamous Bastille.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.

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

A sculpture serving as an homage to Pope John Paul II.

Gods clash with machines in a power plant regenerated as a museum.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.