fantasy landscape with waterfall and rainbow, 3d render. computer digital drawing, a magical rainbow waterfall pouring down into a

ai generated rainbow waterfall background nature beautiful scenery landscape scenic mountain water forest travel rock natural tourism outdoor park tree green stone cave scene beauty view adventure river scandinavia wild fresh falling garden norway outdoors nordurland haugfossen environment skjalfandafljot myvatn tropical simoa iceland wet motion waterfalls famous popular europe foss stream