1. Suunto Ambit, $500
Best for backcountry skiing, hiking, and mountain climbing
With this watch, your altitude, navigation, speed, heart rate, and weather conditions are all at your fingertips. Plus, you can personalize your Ambit, selecting exactly what you need it to do for you. Some of its numerous features include GPS with waypoint navigation, barometer, enhanced battery life, vertical speed, barometric altimeter, advanced heart rate tracking, and an online planning and analysis tool—so that you can keep the ultimate sports diary. Buy online at Suunto.com.
- Queen of HalloweenLook back at Heidi Klum's craziest costumes.
- The "Airpocalypse" in PhotosBeijing Marathon runners donned face masks to beat smog.
- Getting to Know Gal GadotThe Israeli actress is in the mix for 'Ben Hur' role.
- Dairy-Free Ways to Get More CalciumTen foods for stronger bones, teeth, and muscles.