aerial at chatham, cape cod showing monomoy and the harbor seal colonies

chatham cape cod orleans beach atlantic ocean great shark aerial drone massachusetts england strong island bay climate change erosion showing outer high view coast flat gone wildlife south sunfish creek shores summer harbor gray sandspit north inlet lighthouse stage center historic guard trail house low tide flats seashore empty sound old lifesaving dune light national station road natural site shore village hill main street eastham marsh inlets downtown wharf refuge pier bars inn resort monomoy