Extreme Travelers push the limits: Rock Climbing, skateboarding, snowboarding, freestyle skiing, in-line roller skating, street lugeing, BMX, mountain biking, racing, skydiving, speed skiing, parkour, bunge jumping & in-line hockey. Extreme sports top destinations are Paris, Nicaragua, Yucatan Mexico, Chugach Mountains Alaska, Rio de Janeiro Brazil, Ocho Rios Jamaica, Montreal Canada, Quebec City Canada, Vanuatu, Vancouver Canada, London England & the Rocky Mountains. 20 unmissable extreme sports involving a high degree of risk are: jumping, kitesurfing, volcano boarding in Leon Nicaragua, Downhill Mountain Biking in Whistler, Freshwater cave diving in Mexicos's Yucatan Peninsula, Heli-skiing in Europe, Flowboarding an artificial sheet wave, Zorbing in Hatta Dubai, Ice Climbing in Canada, Slacklining, Cheese rolling in Gloucester, Whitewater rafting on the Zambezi River, Bouldering in Tokyo, Ice swimming in Finland and USA & Snowmobiling in New Brunswick.