Have you watched Game of Thrones?
The Dothraki are a race of nomadic horse-mounted warriors in Essos, the continent to the east of Westeros across the Narrow Sea. They inhabit the vast central plains of Essos, known as the Dothraki sea. Their bond with horses is such that Dothraki are said to be born, fight, and die in the saddle.
Location: Dothraki Sea, Vaes Dothrak, Westeros
Ruler: Daenerys Targaryen, Khaleesi of the Great Grass Sea
Also known as: Horse Lords; Screamers