Jockeys spur their cows during the traditional Pacu Jawi cow race in Tanah Datar of West Sumatra, Indonesia, May 15, 2021. The Pacu Jawi is held annually in muddy rice fields to celebrate the end of the harvest season. Where: West Sumatra, Indonesia When: 15 May 2021 Credit: Andri Mardiansyah/Cover Images