This lower Manhattan bar is set up in an old bank vault that rests beneath a skyscraper that hides even more historic splendor.

A late-medieval Dutch castle with trick fountains in its whimsical water gardens.

A luxury hotel housed in a former 15th century Gothic church.

This 1920s Amsterdam neighborhood was built as a giant experiment in concrete construction.

Famed for its pie, this eatery has a hidden tunnel that allowed Catholics to secretly walk to church during the Reformation.

This museum inside Amsterdam's largest cemetery explores how people deal with death.

Rich with fauna and flora, nature-lovers can walk across the sea at this UNESCO World Heritage spot.

Go inside a revolutionary, cage-less zoo where 70 species of monkeys roam free alongside their human visitors.

A true Valhalla for cactus and succulent lovers.

A rare tour of an aristocrat's private home reveals valuable 17th-century paintings from artists like Rembrandt.

This fairy tale forest hides scenes from some of the more obscure and bizarre Western nursery stories.

A 'living museum' in Leiden, the oldest of its kind in the Netherlands.

Take a stroll through the hellish grotesques of Hieronymus Bosch in this elaborate Netherlands church.

The world's first interactive human body museum also serves as a chair for a giant orange man.

An overgrown and largely forgotten cemetery lies hidden within the outskirts of Amsterdam.

This Netherlands museum holds a gloriously mechanical collection of ornate musical automata.

This basement museum explores the art and artistry of fascism.

A former plague hospital turned medical museum.

The Bloemen Route, or “Flower Route”, stretches 25 miles through prime Dutch tulip country as a result of “tulip mania,” the world’s first economic bubble.

Established in 1638 to battle the Black Death, Hortus Botanicus Amsterdam is a treasure trove of rare flora.

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

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

Museum preserving torture methods from the past.