Remember when roads were as smooth as a calm sea, cars were long as boats, and you felt like the captain of your land yacht? We do. Here's ten great land yachts. Ten Great Land Yachts EXPAND 9.) 1965 Mercedes-Benz 600 Suggested by LuckyChuck takes the racing line when he walks Why It's So Smooth: Who says land yachts are limited to the U.S.? This 18-foot long , 5700 pound German cruiser was driven by Jeremy Clarkson and he promptly proved the car was designed to cruise in a straight line. So, sit back, grab a glass of champagne, and...