http://www.climbinggears.us - Rock climbing is a sport that involves climbing steep rocky terrain. It is a very exciting sport that involves a lot of physical exertion and challenge. However, rock climbing can be very dangerous, if not done properly. There are basically two kinds of rock climbing: aid climbing (use of gears like rope, ladders and bolts) and free climbing (no gear is used except for safety). Other kinds of rock climbing are: sport climbing, top-rope climbing, solo climbing, bouldering, traditional climbing, mountaineering and indoor climbing. There are certain techniques generally used for rock climbing: tying in, leading, abseiling, lowering and others.