The spectacular history of spectacles on display.

The world's largest bicycle shelter can hold more than 12,500 two-wheelers.

This Dutch statue is a monument to the fictional shrew who brought doom to the city of Stavoren.

While most bridges allow roads to pass over water, this one allows water to pass over a road.

Inside this metro station is a section of the city's former medieval fortification.

A modern reimagining of a medieval city gate.

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

An awe-inspiring giant blue whale jaw bone stands in the center of this Dutch island.

The bridges portrayed on EU currency aren't fictional anymore.

This massive collection of taxidermy is full of specimens collected by missionaries during their international travels.

Home to the world's oldest functioning orrery.