The roads of Dubai witnesses some of the most luxurious cars on a daily basis. From Mercedes, BMW, Lexus, Audi, Infinity and Cadillac to exotic cars like Bugatti, Lamborghini, Rolls Royce, Bentley and Maserati, Dubai residents enjoy the opportunity of riding them. Dubai-based Zarooq Motors was the one to conceive, design and build the world's first sand-racing supercar. The city also witnessed the debut of of self-driving car by Volkswagen. Besides them, Dubai also introduced electric cars as a step towards the conservation of energy.