rock coast with remaisn of bunker and cap gris nez cliffs of the french opal coast along north sea in the background

adventure calais along background beach blue bunker cap chalk channel cliff cliffs coast coastal concrete cote empty english europe evening france french geologic geology gris hike hiking landscape natural nature nez nobody nord north northsea opal opale outdoor pas remains remaisn rock rocks rocky sea seascape sky stone tourism tourist travel two war warm world zen