The last four extravagant street signs of London's historic banking street.

This overlooked street light once served as a KGB dead letter box.

The library houses an incredible collection of some of the world's most impressive books and manuscripts.

Public access to clean drinking water was an instant hit among the masses.

This eclectic antique shop is home to the taxidermy remains of a celebrity lion named Simba.

The painting on an aptly named street honors the 1980s slasher movie.

The London pub overlooks where the Mayflower was moored before setting sail for the New World.

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

The site of London's first coffee house has been serving refreshments of one kind or another for 360 years.

A 1,215-foot tunnel transports pedestrians beneath the River Thames.

One part local history, 99 parts gruesome haunted house.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

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

This churchyard arbor is surrounded by hundreds of gravestones placed there by author Thomas Hardy.

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

A kaleidoscopic warehouse-maze of handmade neon signs.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

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

This pedestrian walkway cuts through a cemetery and over several burial vaults.

This unassuming stone commemorates a condiment factory gone up in smoke.

These towering spires and glowing walls are carefully crafted from hundreds of thousands of icicles.

A reconstituted ancestral village of the Huron-Wendat Nation.

Concrete pillars provide a beautiful canvas for Quebec City's graffiti artists.