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

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

Northern Ireland's Brobdingnagian stepping stones.

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

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

This South London cemetery holds the remains of more than 15,000 people.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

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.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

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

This network of narrow, medieval passages has the most delightful name.

An old whaling station now serves to give the public a look at the commercial whaling industry, no longer a part of Monterey's economy.

"You don't need a rocket scientist to build a steam engine, but we've got one." -Museum docent on the credentials of a restoration volunteer.

The oldest U.S. Government building in California, and it's State Historic Landmark #1.

Frank Lloyd Wright died a year before construction on his largest public project even began.

This 19th century train workshop is a treasure trove of railroad history.

The first safe in this California town had to hold all the gold.

This municipal playground was co-created by the father of one of the most playful characters ever.

Prone to disastrous fires, the city of San Francisco has the Guardian, a fireboat gifted by residents, to watch over them from the bay.

A huge collection of rocks, gems, and crystals.

A massive volcanic plug is now a protected area that hosts a number of bird species.

The diverse and sometimes odd cultural heritage of the Golden State is collected, examined, and displayed in this proud museum.

This stretch of beach along California's central coast is a busy highway for the largest seal in the northern hemisphere.