Mack Arch Rock, Oregon, USA

© Dennis Frates/Alamy - 2021-11-07

cloud sky water nature natural landscape azure mountain coastal and oceanic landforms terrain horizon landscape formation bedrock outcrop sunrise calm sunset klippe headland wind wave island natural arch shore hill cumulus geology coast rock dusk red sky at morning tropics arch ocean cape wave wilderness lake afterglow reflection tourism sound stack bay evening islet cliff dawn skerry inlet promontory