Common on all of America’s major highways from the 1930s to the 1960s, “tourist cabins” like these were the forerunners of motels and have largely disappeared from the American landscape today.
These are quite well-preserved and likely among the best examples remaining on the coast.
Vanishing Georgia: Photographs by Brian Brown 
At one time years ago some at Darien were owned by Mr Charlie Blount.
Wonder if they are made of concrete blocks?
Oh yes, remember these accommodations so well from my childhood, driving up Highway 17 to visit family friends in Darien.