September 17, 2017

Young jockeys compete in a Maen Jaran horse race, on Sumbawa Island, Indonesia.

September 18, 2017

A jockey straddles the starting gate in anticipation of mounting his horse, during Maen Jaran horse races, on Sumbawa Island, Indonesia.

September 21, 2017

Boys climb into trees along the track for a view of a Maen Jaran horse race, on Sumbawa Island, Indonesia.

September 18, 2017

A trainer carries a young jockey to the starting gate after he—together with his horse and numbered jersey—have been blessed by a sandro (spiritual healer), during Maen Jaran horse races, on Sumbawa Island, Indonesia.

September 19, 2017

A jockey readies himself for the opening of the gate, as his trainer makes final adjustments, during Maen Jaran horse races, on Sumbawa Island, Indonesia.

September 24, 2017

One of the many races of the day is underway, during Maen Jaran horse races, on Sumbawa Island, Indonesia.

September 18, 2017

Sandro (spiritual healer) Haji Abdul Latif (69) holds an amulet over his grandson’s head and recites a prayer to keep him safe, as Aldiansah eats a hearty breakfast in preparation for the day’s Maen Jaran horse races, on Sumbawa Island, Indonesia.

September 21, 2017

Young jockey Eggi (7) is carried off the track after being thrown from his horse near the finish of a Maen Jaran horse race, on Sumbawa Island, Indonesia.

September 17, 2017

A horse is taken for a cooling bath after a day of racing in Maen Jaran horse races, on Sumbawa Island, Indonesia.

September 25, 2017

Horses are taken into the sea for a cooling bath, after a day of racing in Maen Jaran horse races, on Sumbawa Island, Indonesia.