This kaleidoscopic house may be the most bizarre on the island of Fuerteventura.

Park in the Canary Islands renowned for white dunes that contrast with the turquoise waters of the Atlantic.

This giant radio telescope would be a rusting ruin if it hadn't become such a beloved relic.

This beautifully designed star-shaped fort was the premier defense system of the late 1500s.

The 20-mile causeway that separates the Netherlands from the sea.

This former hydraulic laboratory is now a woodland dotted with old engineering models.

This small town in the Netherlands has no roads but instead, miles of canals and over 100 bridges.

This disused VLF radio station is no longer in service but the surrounding town still bears its name.

Go inside a revolutionary, cage-less zoo where 35 species live and some of them roam free alongside their human visitors.

The history of sea-faring refuse and disaster is on cramped display in this Netherlands folk museum.

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

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

A natural arch carved by a river gave its name to the so-called "Cave of Forgotten Dreams."

This Dutch windmill has its roots in an American invention.

Grottoes, sculptures, and recycled ceramics permeate what was once just a small farm in France.