The Great Wildebeest Migration in Tanzania The Great Wildebeest Migration in Tanzania is an experience that should be on your bucket list. Considered as one of the most impressive natural spectacles on Earth, this phenomenon attracts thousands of visitors from around the world every year. But when is the best time to see The Great Wildebeest Migration in Tanzania? The Great Wildebeest Migration is an annual movement of millions of wildebeest, zebras, and other herbivores between the Serengeti National Park in Tanzania and the Masai Mara National Reserve in Kenya. This massive migration is driven ¨