Ever dream of taking a vacation abroad to surf, climb, hike or ski?  What if you could combine your adventure with doing some good, like volunteering abroad?  Certain activities and sports are inextricably tied to travel and following the seasons.  Surfers the world over make pilgrimages to the South Pacific, Costa Rica and Mexico to catch large swells in warm waters on pristine beaches.  Climbers and backpackers go to the Himalaya and Andes to see the some of the largest and most beautiful, glaciated peaks in the world for climbing, photography, skiing and trekking