The best way to truly have a life-changing East African safari that you will live to remember forever and there's a lot of wildlife conservation areas that probably would take quite a bit of reading but these places are the ultimate top three:-Ngorongoro crater, Tanzania.
-Serengeti, Tanzania.
-Masai mara, Kenya.
-Serengeti, Tanzania.
-Masai mara, Kenya.
The largest migration of herbivores on earth have their migratory routes crossing these areas and the magnitude of African wildlife you could enjoy watching here are just out of this planet.