Do you prefer a one-piece or a string bikini? Swim trunks or a snug Speedo? Whatever you select, your choice isn't made in a vacuum under the florescent lights of a fitting room. History has informed the bathing suit styles of today, in ways we might never imagine. Click through the gallery above to learn how modesty, function and the evolution of style have affected the suits you take to the water, and look below for a collection of facts about swimwear.