Learn about the Maasai from a Maasai man living in Washington. His projects include museum exhibits, lectures and fund raising for his community. A non-profit based out of Arusha, Tanzania. They have a mix cd available of various East African music (including Maasai).
A comprehensive site on traditional music and cultures of Kenya, by Jens Finke. Includes sound clips and information on the Maasai.  
Maasai Heritage Preservation Foundation Maasai Environmental Resource Coalition A rap group from Tanzania who incorporate Maasai language and rhythms in their music.
Looking for a great set of stereo microphones to do your own field recordings? These are the handmade microphones used to record the Rhythm of the Maasai cd and come highly recommended.

-Maasai language project (includes some lessons in speaking Maa).

-Maasai Girls Education Fund

-Layout of a Maasai home.

-A look at the changing styles of the Maasai home structure.