Flying along the coast of the expansive Lake Pukaki, South Island, New Zealand

lake pukaki south island mackenzie basin crystal clear water glacial sediment rock flour southern alps meltwater tasman glacier tranquil hydroelectric power stations aoraki expansive vast blue turquoise coastline melt waitaki environment dam shadows mountains landscape mtaoraki mt cook peaks glacial hydroelectric power power station sustainability recreation photography renewable energy new zealand expanse glacial flour waves world heritage te whipounamu hydroelectric drone aerial scenic alpine