90 degrees by Helena Bueno from brazil

Take your car to play in the parking lot.
Meanwhile it can go power supplied and you can go greener.
All this works using only solar energy.
Parking vertically is the best way to increase the number of vacancies in a parking lot.
The relationship is 3 cars to 1. This means that where formerly 1 car parked horizontally, now permit 3 cars vertically.
Just be careful not to leave your things loose inside.
The rear of the engine is covered with photovoltaic panels which give total autonomy of operation and enough power to supply electric cars.In this area there is also a space for advertisement.