Every year, two million zebras and wildebeest thunder along the Serengeti plains on a pilgrimage to the grassy highlands. Witness the largest mass migration on the planet, a high-stakes jour... Read allEvery year, two million zebras and wildebeest thunder along the Serengeti plains on a pilgrimage to the grassy highlands. Witness the largest mass migration on the planet, a high-stakes journey fraught with danger and drama.Every year, two million zebras and wildebeest thunder along the Serengeti plains on a pilgrimage to the grassy highlands. Witness the largest mass migration on the planet, a high-stakes journey fraught with danger and drama.