“All the Pretty Horses” is a novel by Cormac McCarthy that follows the journey of a young cowboy named John Grady Cole. Set in the late 1940s, the story begins in Texas, where John Grady and his friend Lacey Rawlins decide to travel to Mexico in search of work and adventure. As they navigate the challenges of the landscape and their own dreams, they encounter various characters, including a beautiful girl named Alejandra. The novel explores themes of love, loss, and the harsh realities of life, all while highlighting the beauty of the American West.