Perhaps you would consider an additional undergraduate semester in a new location...Study Abroad Again!
You might consider Graduate School abroad. You may use Federal student aid, as long as the school is on the Federal Approved School list.
There are many opportunities to share time and talent in a wide variety of settings. The Pallotti Center can serve as a resource in identifying a good match. Check out Idealist for jobs, volunteer opportunities and other non-profit events.
Jobs abroad are not easy to secure. You can apply for working papers for a limited time frame for the UK, Ireland, Australia and New Zealand.
Among the many teaching programs available, one of the better known is WorldTeach. Opportunities to teach English are available in many locations throughout the world.
Use keywords to do a thorough search of the Institute of International Education.