active activities adventure angles appearance children children’s-area children’s-playground color colored colorful colors colour coloured colourful colours cool cooling equipment families fountain fountains fun leisure multiple multiple-outlets pipes piping play playground playing pour pouring safety sheltered slides spout spouting stream streams supervised water water-playground wet wet-area background barrier coloring colouring constructed fitted fitting historic large local-stone old patchwork perspectives random randomly-coursed rock rocks rough rugged rural secure security shade shadows shaped shapes sharp solid stone stone-walled stones stonework strength strong sunlight sunshine surface surfaces texture textures uneven variations variety wall