Where condemned pirates met their grisly end at the gallows on the River Thames.

This hydraulic power system in London was, at one time, seen as a rival to electricity and the last of its kind to shut down.

This Welsh village gave itself a ridiculous name in a publicity stunt a century ahead of its time.

This device was crucial to the Industrial Revolution development of Leeds.

This amazingly well-preserved villa just outside Pompeii boasts rare examples of ancient Roman paintings.

Ancient snack bar of the Roman Empire re-opened.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

The walls and streets of the ancient city are peppered with penises.

Erotic art covers the walls of the largest ancient pleasure palace.

Before it was buried by volcanic ash, this fast-food restaurant fed the hungry hordes of ancient Rome.

The "Heroine of Dunkirk" rescued over 7,000 Allied troops during the historic World War II evacuation.

A reconstructed section of a Roman bathhouse sits next to an otherwise ordinary shopping mall.

Hidden behind an industrial area, this is one of the very few such transporter bridges in existence.

The star-studded street honors the city's most notable Brummies.

The ceiling of this shopping arcade is adorned with six trompe-l’œil artworks, including a grim funeral scene.

How did a fuel storage container become one of the most famous sights in the sporting world of cricket?

A tiny replica of the iconic London landmark hides on the side of the steel structure.

Italy's third-largest Roman arena gives a peek into the underground operations beneath the ancient spectacles.

A sulfuric hellscape in southern Italy.

A reminder of a long-gone community and way of life on the River Tyne.

The largest timber structure in Europe.

This century-old grotesque has a mysterious history and may not actually be a rabbit.

Poetic, metallic giraffes adorn a square off an Edinburgh thoroughfare.

Erected in memory of Sir Arthur Conan Doyle, who was born close to this spot, this statue commemorates the author and his famous detective.