What designers of video game cities understand about real cities

Why do virtual worlds seem so believable? In GTA, avatars steer around the cityscape simulations of American cities, while Assassin’s Creed enables gamers to go back in time to 18th century Paris and Victorian London. This is a significant selling point of the games, but building these immersive cities is no walk in the park. From the intricate details to warping key elements, Feargus O’Sullivan discovers the key considerations that virtual city designers must keep in mind.