I applied online. I interviewed at Peace Corps (San Francisco, CA) in Feb 2010
Interview
Long application to fill out online. Then there are face to face interviews where answers are copied down meticulously. If you get through that process you have a long list of medical examinations. Then if your site gets rescheduled you may have to have another interview over the phone.
Interview questions [1]
Question 1
What life experiences have prepared you for experiences in Africa?