We had classes like that too. Survival techniques and learning to identify edible plants at a glance in case we would get separated from our squad outside of the walls.

[Of course, getting separated from your squad outside of the wall is such a death sentence, those kind of classes were unlike to ever get used.]

It came in good use when we ended up here.

[all in all, they've been doing well for themselves while travelling. It helps that they are used to very little.]