National Geographic : 1939 Jan
Photograph byr'airchild Aerial surveys THE OWNER OF THIS GROVE COULD TOSS AN ORANGE OR A GRAPEFRUIT INTO MEXICO ACROSS THE RIO GRANDE (LOWER) This citrus orchard in the Progreso district, south of Weslaco, is one of the few that extend to the river's bank. Usually awide strip ofland along thestream isleft to natural growth or to open fields because of the danger of overflow. Here the improved area is protected by high levees. Intheleft foreground atthewater's edge is a powerful pumping station which lifts water to the irrigation canals. The crescent lakes are sections of former river beds cutoffbyfloods.