The World's 18 Strangest Parking Garages Parking garages are often architectural afterthoughts. Monolithic and utilitarian, they rarely offer more than the necessary housing of cars for other more aesthetic structures. "It's an expense a developer generally doesn't like, but it is a necessary evil to make his development successful," says Len Tsupros, president of Carl Walker Construction, a design firm that specializes in parking garages. However, as cities become larger and as transportation technology changes, the role and function of the parking garage has to be redefined. Here are some of the world's most interesting, innovative and just plain bizarre parking garages.