Fabian 2 Fabian & Adam – our safari drivers – Tanzania, Africa in the Serengeti> Page 2 Fabian and Mama Tembo Mama Tembo and Adam Always blocked by someone Crossing the Grumeti River. It's very dangerous because the submerged bridge is very narrow with no side guards. If you enjoyed this post, please consider leaving a comment or subscribing to the RSS feed to have future articles delivered to your feed reader.