pont-aqueduc de galas (galas aqueduct bridge) national historic monument over river sorgue, fontaine-de-vaucluse

pontaqueduc galas pont aqueduc france vaucluse aqueduct fontainedevaucluse provence french culture bridge arch architecture river roman construction europa viaduct water ancient landscape pillar ruin built structure sunset countryside stone historic nature outdoors tranquil sky clouds reflection greenery road touristic engineering site beautiful vibrant hillside rural destination colorful environment explore heritage natural beauty adventure pont-aqueduc national monument sorgue fontaine-de-vaucluse fontaine