《水上學(xué)?!肥且徊績?yōu)秀的未知電影,主要演員有:未知《水上學(xué)?!穭∏楹喗椋?/b>
Six girls living along the Amazon, Nile, Mississippi, Danube, Ganges, and Yangtze rivers learn about water and sustainability and use their newfound education to protect their communities and homes.