atmosphere background city cooling crossing damp downpour drenched drenching footpath gray grey heavy-rain outdoor outdoors path pedestrians pelting-down pouring-down pouring-rain rain raining roadside Singapore spatter spattering splatter spray stormy streaming street street-scene textures tropical umbrellas unprotected water weather wet wind bridge cool culture exercise grass grassed area lawns leisure light lighting lights park paved paving peaceful public park recreation recreational area relaxing ripples rippling river river views riverside seating seats serene serenity sunlight sunshine tranquil trees walking walkway waterways abstract backdrop blended blue bright circles circular color colored colour coloured curved curves dark decorative design details flow geometric geometrical interconnected intermeshed movement patterns perspectives reflecting semi-transparent shape shaped shapes streams style surface surfaces surfacing texture textured translucent vibrant wallpaper