Two people jogging next to a field with cows at the top of a cliff in Le Petit Blanc Nez, Escalles on the Opal Coast

drone video dunes aerial footage dunkerque boulognesurmer estuaries north sea the channel hautsdefrance region beach cliffs english channel beautiful landscape horizon pasdecalais department le petit blanc nez escalles fields france nature walking cows exploring clear blue sky dover patrol monument gulls running blue ocean farms hills travel green small village sheep sunny stones musee transmanche world war i monument expedia tourist colais swamps booking trivago sailors mountains church of st maxime jogging