Delta /Tigre Tipical arroyo ( river)
Boat Tours in Buenos Aires picture - The water slowly moves , current will change each 6 hours. The brown color is because sediments , and its one of the key factor for new islands formation. This is the only Delta in the world that keeps growing in a waterfront of 70 Kms. By year 2500 , the Delta will be in front of Buenos Aires city ....