This tiny weathered plot is one of the oldest Jewish cemeteries in Scotland.

The 20th-century chapel’s intricate woodwork includes amazing details, most notably angels playing bagpipes.

An artist's whimsical transformation of everyday objects.

Overlooking the burial ground is a tower designed to prevent thieves from snatching the recently deceased.

This 16th-century close preserves an unusual piece of Edinburgh's transportation history.

This alley off Edinburgh's Royal Mile contains remnants of the city's seedier history.

A sweet symbol marks the place where torturous executions were once carried out.

This historic pub has maintained much of its 1906 decor, including a small sequestered room for women, where orders were slipped through a tiny window.

Accessible only at low tide, the deserted island is dotted with World War II ruins.

17th century streets hidden under Edinburgh were once a breeding ground for the black death.

Bored potato-guarding Nazis etched their thoughts onto a brick storage building in Copenhagen's Meatpacking District.

This now-defunct synthetic fuel plant was once a major cog in the Nazi war machine.

An artificial date palm stands as a memorial to Warsaw's Jewish community.

Legend says a giant, venomous spider once dwelled within this Polish church.

This oddly beautiful water cistern is a techno-temple to the wet stuff and a multimedia masterpiece.

This mysterious and once-grand memorial still embodies a remarkable architectural vision.

A hidden art gallery in an abandoned Warsaw fort.

Catalonia Tradition: Beating the hollow Christmas log until it defecates in your fireplace.

This cafe offers a curated collection of treats and tipples made by monks and nuns.

A temple to modernity, tucked away amid Barcelona's more well known museums.