Some kids go straight to college after high school. But Marisa Comeau-Kerege went to Senegal. She knew she wanted to do a gap year, she spoke a little French, and this francophone country in West Africa seemed like a great fit. So she signed up for a service program and began to prepare. She expected a bit of culture shock, but once she got there she realized how unprepared she really was. Everything was new, all the time, she says. And there were times when she felt very homesick. Meanwhile, in