Over 40 varieties of grapes are grown in the 10,000 acres under production in the Finger Lakes. Weaving together biological facts about our grape varieties with the history of the Finger Lakes wine industry, New York State Agricultural Experiment Station horticultural research Tim Martinson, contributing author to Wine Grape Production in Eastern North America (NRAES, 2008), presents a talk that explains why perhaps the world's most diverse collection of wine grapes exists right here in the Finger Lakes.