This collection of 20th-century toys is filled with a lifelong personal toy collection brought from the U.S. to Amsterdam.

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

Tucked in the back of a flower shop, its collection details the fascinating history of the Netherlands's iconic symbol.

This cheese shop also houses a museum devoted to Dutch dairy.

The abandoned medieval theme park was meant to be the "Disneyland of the Philippines."

This eclectic antique shop is home to the taxidermy remains of a celebrity lion named Simba.

This beautiful Victorian ironwork masterpiece was built to keep London from smelling like poop.

A 18th century graveyard and its astonishing cortege of macabre iconography.

The fountain marks the area where hundreds of accused witches were burned at the stake.

360° views of the city plus five floors of optical illusions and hands-on science.