What are some volunteer programs like Doctors without Borders?

Yes. But unlike Red Cross and Peace Corps, you will have to pay in order to volunteer. It sounds silly but they need to organize the projects, housing, food, and your safety so they all charge fees. You can check out one of the cheaper ones, Leave UR Mark. a href="http://www.leaveurmark.com" rel="nofollow"http://www.leaveurmark.com/a Good luck!