One of Europe's top natural wonders is Croatia's Plitvice Lakes National Park. Imagine Niagara Falls sliced and diced and sprinkled over a vast and heavily forested canyon. It's a lush and unforgettable valley of 16 terraced lakes, laced together by waterfalls and miles of pleasant plank walks. For more information on the Rick Steves' Europe TV series \u2014 including episode descriptions, scripts, participating stations, travel information on destinations and more \u2014 visit www.ricksteves.com.