Traditional Stone Carved Watertap at Patan Durbar Square UNESCO World Heritage site in Nepal

traditional stone carved watertap traditional water system patan durbar square unesco world heritage site nepal pure drinking water people walking nearby ancient culture beauty 4k video historic site cultural heritage ancient monument heritage conservation stone carving historical landmark water supply public water source historical architecture cultural preservation traditional design ancient civilization historical preservation cultural significance traditional architecture heritage tourism historic square unesco site cultural diversity architectural beauty historic preservation ancient tradition