The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

This secluded walkway overlooks a magnificently wild London green space.

This London plaque marks the spot where David Bowie's famous alien made his debut.

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

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

Catacombs turned marketplace.

A tongue-in-cheek arcade where the games are based on everyday life.

Eighty million natural history specimens call this gargantuan museum home.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

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

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the first ‘Harry Potter’ film.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

Golden cobblestones remember a time when this small alley was used to avoid having to give a Nazi salute.

A fearsome dragon clings to a corner of Munich's city hall.

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