Douglas Gantenbein, aka the Gear Guy, answers your daily gear questions, from clothing to bikes to camping equipment, drawing on a quarter-century of exploring the outdoors. http://outside.away.com/rss.html en-us Gear 120 http://outside.away.com/outside/gear/gearguy/200911/20091106.html I'm looking for the lightest breatheable bivy sack out there, any suggestions?... http://outside.away.com/outside/gear/gearguy/200911/20091104.html What is the best way to carry water into a hike? I have been using a regular gallon jug and it's just a bad choice, but I don't want to carry a bunch of Sigg or Nalgene bottles. Is there any lightweight system to carry water that is a little more...p... http://outside.away.com/outside/gear/gearguy/200911/20091102.html I was wondering if you knew of any high-def cameras that can zoom in to a six-foot-by-six-foot square on earth's surface from 60,000 feet and attached to a UAV (unmanned aerial vehicle)?... http://outside.away.com/outside/gear/gearguy/200910/20091030.html I live in Chicago and would like to keep up my running this winter. Can you recommend good winter running shoes?... http://outside.away.com/outside/gear/gearguy/200910/20091028.html I would like to do some long-distance fast hiking with about a 25- to 35-pound pack. What shoes or boots would be supportive enough for rough trails, but light and flexible enough to go fast?...