Six million-acre Adirondack Park is the largest wilderness east of the Mississippi-and an underappreciated destination for world-class mountain biking. Peter Kick has selected 25 of the Park's best tours, ranging from 4 to 80 miles in length and including something for riders of every level. More importantly, he urges mountain bikers to ride each trail responsibly, respecting the Park's unique and fragile ecology as well as the rights of other trail...