across the river background buildings business district city city central cityscape culture late afternoon light lighting modern Perth river river views riverside setting sun shadow shadows skyscrapers sunlight surfaces water waterways abstract backdrop beauty calm copy country countryside h2o lake landscape nature pattern peace peaceful pond pool reflection reflections ripple rippled ripples scene sky space surface texture tranquil wave zen Angus Arbroath cliff cliffs coastline danger disused drop edge fall grass Great Britain horizon natural quarries quarry rock scotland sea seashore shore splash steep stone stones strong sundland