A living descendant of the famous tree that helped Isaac Newton develop the theory of gravity.

These ancient rune stones plucked from the countryside now call this university park home.

This Swedish astronomical clock was in storage for almost a century before its glorious workings were put on display once more.

For this chef, an active volcano is his oven.

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

Hans Christian Andersen for the postmodern world.

A novel collection of medical curiosities housed in an 18th-century surgeon training academy.

Opulence and fantasy collide in this royal chair which is supposedly made with unicorn horns.

Swedish skyscraper with a 90° twist.

This collection of 80 polarizing foods aims to challenge your subjective notions of repulsion.

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

A condensed piece of China floating in a Dutch harbor.

Old ships and machinery fill a historic harbor in the city that's home to Europe's largest port.

A statue of the second-tallest Dutchman in history.

These slanted cubic abodes are a creative if odd solution to a zoning pickle.

The location of the world's first telescope demonstration.

Lumps of significant stone from around the world surround a flaming monument for peace.

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

Unsurprisingly, Holland is home to one of the most magnificent flower gardens in the world.

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.

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

Cat art as far as the eye can see.

The world's only museum devoted to the wonders of fluorescence.

Towering high above the neighborhood of La Candelaria, the church is easily recognizable by its distinctive red-and-white striped facade.