Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

Secret US military film studio in the Hollywood Hills.

Giant, friendly pelicans in Central London, the most unlikely of places.

This luxury shopping lane has been protected by its own tiny police force for over a century.

An artistic tribute to the famous singer, just around the corner from where he was born.

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

The broken skateboards that became a poignant memorial to a murdered skater.

A hidden treasure in London with a rich medieval history, and the resting place of many luminaries.

Mary Kelly was last seen here before she was murdered by Jack the Ripper.

A portly statue of a golden boy commemorates an unusual cause of the Great Fire of London: the sin of gluttony.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

The rose garden in Regent's Park where Pongo and Perdita met for the first time in Disney's "101 Dalmatians."

An eccentric 18th century naval officer built a ship's quarterdeck on his roof, the inspiration for Mary Poppins's "Admiral Boom."

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

A mysterious pair of mice eating a piece of cheese is London's smallest public sculpture.

The signs of a long buried road can still be found hidden beneath a London sewer grate.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

The "Great Sewer" of ancient Rome is one of the oldest sewer systems in the world, and is still in use.

Museum dedicated to literary greats of the Romantic Period is also the home in which Keats met his untimely end.

The first green space constructed on an elevated viaduct.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

A lone cannonball remains lodged in the walls of the Hotel de Sens as a sober reminder of a revolution.

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

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.