Nantucket conjures up images of beautiful beaches, a charming town laced with preppy, luxurious shopping, harbors filled with sailboats and yachts, seaside cottages, and the absence of all fast-food joints and commercial chains. A classic, subtle luxury characterizes this summer destination, thirty miles from the New England mainland. The romance and idyllic serenity of days past makes this island a favorite summer destination for East Coast locals. With so many beautiful beaches and incredible restaurants, we've narrowed down a list of musts, whether you find yourself in Nantucket for a week, a month, or the entire summer.