This network of narrow, medieval passages has the most delightful name.

A monument to a working class martyr.

This disused Cold War bunker has been restored to all of its early 60s glory.

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

Established in 1638 to battle the Black Death, this botanical garden is a treasure trove of rare flora.

A curious collection dedicated to human and animal anatomy and pathology.