Arab horses originally came from the dry desert regions of the Arabian Peninsula.Elegant, smooth and tireless, they used to gallop over the hot sand.Nowadays, the majestic animals are still famed for their extraordinary endurance.In distance events, they almost always come first: they are the fastest horses in the world over long distances.Arab horses are generally friendly, gentle and reliable.However, it is also said that they are nervous and difficult.This is because they are extremely sensitive creatures.