They both had in the back of their minds, in their memories, the thoughts of childhood in their home countries, all its mysteries and beauties...and as well all the regular, daily life going-ons of the communities. It was all still alive to them in their mind, and indeed, in real life.
Those same trees they climbed as children still grew. farmers still grew crops. Birds were still birds, wild and free, or caught and sold. War is so awful, so much death, I think you are astonished to find that life still goes on. Much changes yet much remains unchanged. The great wheel of life turns.