Ngo Dong River Flooded Agricultural Rice Fields and People Travel on Sampan Boats in Limestone Gorge in Ninh Binh Park, Vietnam - Drone Flyover

ngo dong ninh binh river limestone ravine tourist boats cruise flooded fields rice fields valley mountain steep steepsided narrow deep travel tour tourism waving formation gorge adventure cliffs mountains slopes dirty burst banks sightseeing trip exotic vietnam landscape rocky stream boat establishing series tourists view karst paddleboat sampan aerial flood flying over