Learn how the Dutch use old technology to live in inhospitable areas. The iconic Dutch windmills were once state-of-the-art flood control technology. They pumped water from uninhabitable marshes and turned it into farmland, redefining the landscape of the Netherlands. Today, the Dutch have implemented other flood prevention methods, but working vintage windmills still exist. Watch as Peter Paul Klapwyk, a modern day miller, tours a windmill that was built in 1740 in this video from NOVA Online.