You know, you don't have to be a certified teacher to teach English overseas, your employer will often pay the fees for your VISA, include a housing allowance, health insurance, etc. Some countries have a very low cost of living, and some pay very well. The requirements vary, so you'd have to do your own research on the countries you're interested in, but here's a good place to start. Lots of young people from the U.S., Canada, U.K. and Australia do this to gain some international experience.