The largest timber structure in Europe.

Huge winged monument in the United Kingdom.

Despite its ornamental looks, this towering Tuscan-inspired anomaly was a masterpiece in hydraulic engineering.

The first privately owned air raid shelter in Britain, built after a horrifying night of Zeppelin bombings.

A 12th-century church that houses a dark creature.

This tiny business claims to be "the smallest pub on the planet."

The adorable animals return to this nature reserve every fall to give birth to their pups.

A quartet of rusting satellite goliaths are all that remain of a communication network that protected Britain from German and Russian air strikes.

Legend says this demonic carving inside a medieval cathedral was one of Satan's minions.

The final resting place of hundreds of Polish airmen who died fighting the Nazis in Britain.

A petite castle folly in the English countryside.

The home of an eccentric Edwardian gentleman is packed to the rafters with handcrafted items collected over a lifetime.

A rotting air force base is now home to rare birds and scarce plants.

The names Lúthien and Beren can be found inscribed on the shared grave of the famous writer and his beloved wife and muse.

A little piece of Oxford's overlooked industrial heritage.

The remnants of this unusual bridge await an uncertain fate.

Home to the most complete dodo remains known - one head, and one foot.

One of Europe's oldest libraries.

A theatre built to house the rowdy Oxford graduation ceremonies became the stage for a debate about God's existence.

An extraordinary collection of scientific instruments - and Einstein's chalkboard - inside the world's oldest purpose built museum building.

The spot where three Protestant clergymen were burned at the stake during the reign of "Bloody Mary."

This 11th century tower is said to be the oldest building in Oxford.

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

The stoic structure boasts a whimsical set of stained glass art commemorating Lewis Carroll.