LifestyleEurope's Longest Zip-Line04:47This browser does not support the video element.Lifestyle03/20/2014March 20, 2014We're at Snowdonia National Park in Wales for a ride on Europe's longest zip-line. It offers a 1,750-meter-long descent over Llyn Dinas Lake. Riders travel at about 100 kilometers per hour for a thrill of a lifetime.Copy linkAdvertisement