road bridge over the reservoir lac de serre-ponson in the southeast of france at the durance river. provence, the alps.savines-le-

alpes alps beautiful blue boat bridge canyon catamaran color dam day durance east eastern europe france french gorge green haute hautes lac lake landscape mountain nature old outdoor over panorama poncon ponson provence reservoir river road rock sailing savines scenery scenic serre sky south southeast sports spring summer the tourism travel view water windsurfing