This fall and winter, six Waldorf Astoria properties across the United States will offer guests the opportunity to drive three supercars in the new Waldorf Astoria Driving Experiences program. Starting September 30 in Park City, Utah, guests can hit the road in a Ferrari 458 Italia Spider, a McLaren MP4-12C, and a Porsche 911 Turbo. Each experience ($999 per couple, not including accommodations) will begin with a driving tutorial by the Belgian racing champion Didier Theys, who will then lead the participants …