abstract background color colors colour colours cool cooling covered exposed layers levels light movement moving open outdoors outside patterns reflection reflections ripples rippling river rivers-edge riverside rocks rocky rough shapes shore shoreline sparkle sparkling sunlight sunshine surface surfaces texture textures vibrancy vibrant wallpaper water water's-edge waterflow waterways wavelets waves active activities adventure adventurous care children children’s-playground climbing community designed enjoying enjoyment equipment families fun kids leisure move parents park parks planned play play-area playground playing prepared recreation recreational safety sand sandpits shade shaded shadows sheltered slides suburban supervise supervising supervision swings trees variety