What is dirt 1?

Dirt 1 is a racing video game developed and published by Codemasters, released in 2007. It is the first game in the Dirt series and is known for its off-road racing gameplay and realistic graphics. The game features a variety of vehicles, including rally cars, trucks, and buggies, and includes multiple modes such as Rally, Crossover, Rallycross, and Hill Climb. Dirt 1 received positive reviews from critics for its handling, graphics, and sound design, and was praised for its realistic physics engine. It also won several awards, including "Best Racing Game" at the 2007 Games Convention.