From the USA.Gov blog:
Youth Exchange Scholarships for High School Students:
The U.S. Department of State offers a number of exchange programs and scholarships for American high school students to study abroad.
If you’re interested in studying abroad, one of these programs could help cover expenses for your trip:
The National Security Language Initiative for Youth offers merit-based scholarships for overseas study of these foreign languages: Arabic, Chinese (Mandarin), Hindi, Korean, Persian (Tajik), Russian and Turkish.
The Kennedy-Lugar Youth Exchange and Study Abroad Program offers scholarships to spend a semester or an academic year in Bosnia and Herzegovina, Egypt, Ghana, India, Indonesia, Malaysia, Mali, Morocco, Oman, Thailand, and Turkey.
The Congress-Bundestag Youth Exchange Program offers students a fully-funded year abroad in Germany.
The American Youth Leadership Program offers opportunities for students and educators to travel abroad on a three- to four-week-long exchange program.
Learn more about these student exchange programs.