The draw of backcountry skiing and snowboarding has never been greater.Backcountry technology has improved dramatically in recent years and the lure of uncrowded terrain and fresh snow has driven people to look beyond liftlines for their turns.And South Shore ski resorts have taken notice.Following promising early season snowfall, both Kirkwood Mountain Resort and Sierra-at-Tahoe Ski Resort have rolled out their backcountry offerings in recent weeks.Kirkwood’s cat tours, included under the resort’s Expedition: Kirkwood program, takes guests to Martin Point, past the northwest boundary of the resort, according to a release from the resort.New for the program this year are guided …