Get ready to climb El Capitan, a 3,000 foot rock wall in Yosemite National Park, California. Join legendary climbers Lynn Hill, Alex Honnold and Tommy Caldwell as they scale the sheer vertical face at g.co/treks.

Tim Konrad is the founder of Unofficial Networks and a passionate skier with over two decades of experience in the ski industry. In 2006, he launched the blog from Lake Tahoe with his brother John, evolving...