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.
8.3
English
200m
7.3
6.8
Korean
8.0
Portuguese
9.5
Mandarin
8.7
Japanese
9.0
8.4
7.9