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

An easily overlooked stretch of ornate window fronts and gaslight lamps that could be right from the pages of Dickens.

The sign at the garden gate reads: "These Plants Can Kill."

A discarded movie prop that was the original monolith for "2001: A Space Odyssey."

Home to the ancient Roman temple of a lesser-known Celtic god that inspired J. R. R. Tolkien and H. P. Lovecraft.

This giant dish located in a sheep paddock was the primary receiver of Apollo 11 TV transmissions.

This trio of Australian rock spires may have inspired aboriginal legend or just modern tourism.

Also known as "Robin Hood's tree," this tree became a famed location along Hadrian's Wall before it was cut down in an act of vandalism.

This castle played host to the largest great hall found in medieval Central Europe.

The longest and steepest staircase locks in the United Kingdom.

The man who helped establish the first rules of golf.

Bloodstains can still be seen in this medieval church where two medics saved lives on D-Day.

This enormous "cloth of the conquest" depicts the Norman invasion of England in mind-blowing detail.

A memorial to the nearly 10,000 American soldiers laid to rest on the beaches of Normandy during WWII.

Do these monsters look familiar? The gargoyles on this church are all from pop culture.

Austrian and Germans who died on British soil during World War I and II are buried here.

Set amid the remains of a secret WWII airfield, this barn was preserved as a memorial to Allied agents who parachuted into Europe.

Legend has it that seven Anglo-Saxon kings were coronated on this stone, located in the appropriately-named town of Kingston.

At this historic pub, you can sit back, sip, and watch a whole century go by.

Believed to be the longest railway bench in the world.

This lighthouse was crafted as penitence for the theft of wine bound for a monastery.

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

This multicolored meandering masterpiece is Britain's longest bench.

A replica of one of the most complete mammoth skeletons discovered in England.