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

traditional stone carved watertaps patan durbar square unesco world heritage site nepal water taps continuous water flow drinking water tourists natural resource historic architecture cultural heritage ancient craftsmanship traditional design outdoor historical site artistic stone carving water supply ancient monuments tourist attraction cultural preservation architectural beauty patan nepal traditional art heritage conservation unesco site travel destination historic landmarks cultural significance patan architecture historic square architectural details cultural tourism nepal travel ancient relics local craftsmanship heritage site view 4k