elevated bridges drain water from the city to the sea to prevent flooding, infrastructure systems for better living. - 河道 個影片檔及 b 捲影像00:18無人機角度, 流水
the devil's bridge in town ardino /bulgaria (bulgarian: dyavolski most, turkish: seytan koprusu) is an arch bridge over the arda river in a narrow gorge. massive ottoman architectural masterpiece. - 河道 個影片檔及 b 捲影像00:10
ws pov aerial river channels running through marshes and cultivated fields in kamchatka peninsula / kamchatka krai, russia - 河道 個影片檔及 b 捲影像00:54
ws pov aerial view of river channels, marshes and cultivated fields / kamchatka krai, russia - 河道 個影片檔及 b 捲影像01:42
ws ts zi aerial view of wild bear running through wooded plains and river / kamchatka krai, russia - 河道 個影片檔及 b 捲影像00:36
a helicopter flies over a water course running from lake natron in ngorongoro conservation area, tanzania. - 河道 個影片檔及 b 捲影像00:25
typical water channel in the spreewald, lübbenau, spreewald, brandenburg, germany - 河道 個影片檔及 b 捲影像00:20
typical water channel in the spreewald, lübbenau, spreewald, brandenburg, germany - 河道 個影片檔及 b 捲影像00:20
typical water channel in the spreewald, lübbenau, spreewald, brandenburg, germany - 河道 個影片檔及 b 捲影像00:20
typical water channel in the spreewald, lübbenau, spreewald, brandenburg, germany - 河道 個影片檔及 b 捲影像00:20
typical water channel in the spreewald, lübbenau, spreewald, brandenburg, germany - 河道 個影片檔及 b 捲影像00:20
typical water channel in the spreewald, lübbenau, spreewald, brandenburg, germany - 河道 個影片檔及 b 捲影像00:20
typical water channel with barge excursion boat in the spreewald, lübbenau, spreewald, brandenburg, germany - 河道 個影片檔及 b 捲影像00:30