tranquil beachscape of dannes in october with seagulls and gulls along the sand and calm waves under a cloudy blue sky

boulognesurmer hautsdefrance pasdecalais environment ecofriendly beachscape boulonnais reflection wilderness coastline landscape untouched ecosystem tranquil seagulls peaceful wildlife outdoors october ataples camiers horizon coastal seaside natural idyllic freedom dannes cloudy nature serene france autumn marine gulls waves beach ocean shore birds opale water tidal quiet somme space sand calm blue caps open sky sea wet