Netherlands: Polders and Windmills


Mar 23 2016 4 mins   1
Holland's polder land was once covered by the sea, but it was eventually encircled by dikes and dams, then drained. To pump out all that water, the Dutch used one of their leading natural resources: the wind. At www.ricksteves.com, you'll find money-saving travel tips, small-group tours, guidebooks, TV shows, radio programs, podcasts, and more on this destination.