National Geographic : 1944 Feb
() iNationai .ieograpnlic ouciely 1kUw.ulic1lu1. uyillllr.u .I.LewuiI, Flat-bottomed Boats Carry Visitors Through Xochimilco's Canals, Past Floating Islands and Blazing Gardens Names of the craft are worked in flowers. Dating from Aztec times, Xochimilco is still the flower and produce garden ofMexico City. The gardens originally were floating mats of interlaced twigs, thick enough to support a layer of earth, on which plants were set out.Eventually thegardens took root.