Maybe look up WWOOF? Work on an organic farm. Won't make a lot of money, but should be a great experience.
The times I've spent hiking the Pacific Crest Trail and in Glacier National Park I've seen young people on trail crews. It may be volunteer or it may be paid. If it's volunteer they'll at least give you food to eat while you work. You won't have any expenses while you work. Sometimes NOT spending money is as good as making it.
Female, 5'3", 50, Max squat: 202.5lbs. Max deadlift: 225 x 3.