RE:RE:RE:RE:oops FN to the outside world as it's not only the high ground but is comprised of mostly friggin rock.
Sorry bud, but an Eskar is not/not made of friggin rock, it is a sand beach-like formation left by the melting glaciers....
Esker, also spelled eskar, or eschar,
a long, narrow, winding ridge composed of stratified sand and gravel deposited by a subglacial or englacial meltwater stream. Eskers may range from 16 to 160 feet (5 to 50 m) in height, from 160 to 1,600 feet (500 m) in width, and a few hundred feet to tens of miles in length. They may occur unbroken or as detached segments. The sediment is sorted according to grain size, and cross-laminations that show only one flow direction commonly occur. Thus eskers are considered to be channel deposits (left by streams that flowed ... (100 of 186 words)