Tintinsite has been creating multimedia content for the drumming community for quite some time. On their site you can find links for the DVDs they produced as well as some video references. They’ve produced the famous Jhon Yost DVD that covers West African rhythms. You can purchase the DVD and other resources on their site by Paypal or at Amazon.
Here’s a link for free Djembe instructional videos clips:Tintisite video page