Shiny Brutalist box commemorates a pioneer of electricity and houses a railway transformer.

Black cat statues guard this temple-like Egyptian revival factory.

This one has sailed five times as far as Sir Francis Drake's famous ship.

A community of artists and entrepreneurs seeks a simpler life on London's waterways.

Pop culture has helped to keep this iconic British building from being destroyed.

The Columbia Road Flower Market is now open every Sunday, rain or shine.

Following the trail of an old metro line, this scenic path is haunted by a creepy spriggan statue.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

Banksy gives themself artistic license with this piece of London street art.

Hidden beneath the streets of London is a secret subway that only carried mail.

Witnesses claim the Virgin Mary statue outside the church once mysteriously shed a single tear.

This historic spot was where America's involvement in the Vietnam War officially came to an end.

This French colonial post office is arguably the grandest in all of Southeast Asia.

This one-time health resort was used by aristocrats around the world.

Yugoslavia's biggest underground airport lies in ruins.

Large, airy hallways hide within an impenetrable fortress that beckons urban explorers.

A towering spire in the fortress of Kalemegdan honors the victorious armies of Serbia during their struggles against the Ottoman Empire.

Imperial palace of Emperor Galerius, the Emperor behind the worst Christian persecutions during the Roman Empire.

A small memorial to a deadly night in Serbia that shook the world before it was swept under the rug.

In the hinterlands of Serbia's capital, a giant reflective mushroom houses an aeronautical history of the former Yugoslav republic.

This symbol of Yugoslav liberation decorated with 620 carved heads of mythical creatures is now a forlorn relic of another time.

Abstract monuments express sorrow and resilience at the site of a horrific massacre in Nazi-occupied Serbia.

Serbia's master of striking memorials erected a forgotten, hidden gem in the hills outside a tiny village.

Destroyed Serbian army headquarters sits half crumbled in a largely revitalized Belgrade.