South Africa is fast becoming one of the most popular destinations for young people to travel and spend their Gap Year. It boasts an array of beautiful beaches, hot sunshine, an ever changing coastline, ideal learn to surf conditions, and more world class point breaks than you could shake a stick at.
On a more serious level there are many of impoverished areas of South Africa, and once you get involved with the many community projects in need of help you'll want to keep going back, and do more on each visit.