jungle-up: During the Great Depression, many wanderers (hoboes and tramps) would settle for the night in groups. These areas would be known as hobo jungles. To jungle-up is to camp out for the evening in the company of other like companions of the road.
Shack, built of loose boards and parts of boxes, in New York City during the Great Depression. My thoughts- if things were this bad and it wasn't 'the end' we shouldn't expect our quality of life to stay at the level we enjoy for very much longer.
London in smoldering ruins following the Nazi blitz of Dec. 29, 1940.