Undated image shows a view of the soil cracked in the Cauca River on its way between Cauca Valley department and Cauca department, Colombia. Although rains have been registered this week and partly relieve the drought in some rivers of the country, the basins of the rivers Magdalena and Cauca remain the most affected by the season of El Nino, according to information from the Institute of Meteorology, Hydrology and Environmental Studies (IDEAM, for its acronym in Spanish) of Colombia.(Xinhua/Jorge Orozco/COLPRENSA)