This small shop walked so America could run on Dunkin'.

The actual model from the original "Star Trek" series is now on display at the National Air and Space Museum.

The Byzantine, pre-Columbian, and medieval art at this stately mansion are some of the most under-appreciated collections in D.C.

A painfully obvious spy house sits right across the street from the Russian Embassy.

Sky ships, planes, and portraits left as unique tokens of hope and thankfulness.

A crumbling island fortress that seems to be covered in a field of stone crosses but is simply incomplete.

This modern museum of Mediterranean culture is surrounded by a surreal concrete honeycomb.

In the ruins of Glastonbury Abbey lies the alleged resting place of the legendary king.

These mysterious Viking chess pieces spent centuries hidden on a remote Scottish island.

This marine reptile was discovered by one of the 19th century's greatest fossil hunters.

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.

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

This Norman castle was once the site of a Victorian-era prison, and now exists as a luxury hotel.

A menagerie of curiously bred creatures.

The incredible private taxidermy collection of an eccentric zoologist.

Museum celebrating the history of computers, especially their role in codebreaking.

This landmark Victorian folly rewards visitors with spectacular views over the Peak District.

This haunting stone chasm is a hotbed of mossy rock and English legend.

Home to Alan Turing, the cracking of the Enigma code, and Captain Ridley's shooting party.

This suburban British town holds secrets that would have made the druids proud.

This ruined medieval castle was the scene of Lord Robert Dudley’s seductive reception for Queen Elizabeth I.

This reconstructed ancient fort was home to one of the few horse training rings in the Roman Empire.

This small glass cube is a peaceful out-of-the-way sanctuary at the busy airport.