A gigantic mechanical bull rages over unsuspecting passengers at Birmingham’s central station.

This whimsical, unique clock has been entertaining shoppers for well over 20 years.

A prison with a more than 200-year history.

Standing at the site of his former school, this sculpture celebrates Darwin's groundbreaking contributions to science and his deep connection to his birthplace.

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

The yawning maw of this pagan visage is said to bite off the hands of liars.

This hidden Art Nouveau courtyard is an opulent feast for the eyes.

In Rome’s Jewish ghetto, a 200-year-old bakery still makes the neighborhood’s historic sweets.

A forgotten "city of water" underneath the famous Trevi district.

The final resting place of the poets Shelley and Keats.

Giant pigeon houses packed into city streets in Egypt.

Rome's semi-secret peephole vista is also a former Crusader stronghold.

Brass cobblestones mark the places where individual Holocaust victims were taken from their homes.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

More sculpture than building, this architecturally significant temple was built on the spot of Saint Peter's crucifixion.

An ancient Roman temple first dedicated to an emperor's wife is now a church.

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

400-year-old garden, restored to beauty.

The bright red cars take travelers through breathtaking Tuscan scenery.

Pilgrimage site for star-crossed lovers.

In the past, Renaissance sex workers were encouraged to entice customers on this bridge.

Two stone columns flank the grand Venice square, but there were supposed to be three.

100 year tradition of fist fights, marked by marble footsteps.