A preserved building where the dead were once watched for signs of life.

This disused VLF radio station is no longer in service but the surrounding town still bears its name.

The ruins of this Dutch castle sit atop a labyrinth of once-secret tunnels and passageways, dating back over 900 years.

A nuclear reactor created for Eisenhower's "Atoms for Peace" campaign is now used for research at a Dutch university.

The world's largest private telescope collection hides in a secret wing of a Dutch auto museum.

Building Men of War and Indiamen from Holland's Golden Age.

This unusual elevator doesn’t stop or slow down.

The largest flower auction house in the world.

A historic observatory now an astronomy museum beautifully situated at the moat of the Middle Age city centre.

The largest collection of handbags in the world, the oldest of which were used to carry Bibles, primarily by men.

Oldest Museum of the Netherlands is a true cabinet of curiosities.

A former plague hospital turned medical museum.

This historic Amsterdam bar used to accept sailor's monkeys as payment.

The world's first zoo for microbes collecting the horrible and wonderful things living on and around us.

A perfectly preserved abandoned criminal asylum in South Australia.

The depictions of slaughter are surprisingly detailed at this mysterious ancient site.

These giant mummies are set ominously into a Peruvian cliffside and topped with real human skulls.

White llama terraces dazzle in Peru's "other Machu Picchu."

Plundered and left asunder by grave robbers, this ancient necropolis has been painstakingly pieced back together.

This bullring in Lima is the oldest in the Americas and the second-oldest in the world.

The 19th-century vessel floats proudly on Lake Titicaca, but its journey from Britain to the Peruvian altiplano was far from smooth sailing.

After an epic flood washed away its enslavers, this city has been part ghost town, part cultural wildcard for the past three centuries.

This Peruvian bone silo lined with hanging human skeletons and hundreds of skulls is topped with a remarkable Michelangelo replica.

This remarkably well-preserved Incan city managed to survive the conquistadores.