His stories were what frightened people worst of all. Dreadful stories they were -- about hanging, and walking the plank, and storms at sea, and the Dry Tortugas ...
-- Robert Louis Stevenson, Treasure Island
We are standing on the bow of the Yankee Freedom II, a 100-foot catamaran, knifing through the aquamarine waters off Key West, Fla. Ahead of us, on the horizon, are the Marquesas Islands, where Ernest Hemingway often fished. Beyond them, 55 feet below the water's ...