Experience all the thrills, excitement and the lights of vintage, as four Coonawarra wineries open their doors to visitors at the peak of the grape harvest (Vintage). On Friday join in the annual grape stomp at Di Giorgio Family Wines,  enjoy the region’s best homemade pizzas at Zema Estate, dance the night away at Brand's Laira Coonawarra. Keep the good times flowing on Saturday with  Chris' Greek Charcoal Grill at Raidis Estate. A shuttle bus will be running Friday evening 3rd…