A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.

A unique waterfall that some believe attracts the fairfolk.

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

The history and future of cannabis.

This 22-floor tower's Skydeck offers panoramic views of Amsterdam.

An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

Started as a kitchen garden, now the second largest botanical garden in the world.

A majestic lion statue guards this Parisian botanical garden, and feeds on an unsettling item.

The celebrated eyesore created by starry-eyed sweethearts.

A haunting collection of the vanished and disappearing natural world.

Paris' linguistic guide to the international language of, yes, love.

Abandoned railway line circling the city of Paris.

One of the oldest medical collections in Europe focusing on rare surgical instruments.

The vast, legendary catacombs hold secrets much stranger than stacked bones.