Car rental are all but impossible a lot of the time, like on weekends, evenings or whatever. On top of that you have the hassle of actually getting to the place where they rent the car. The extra time spent getting to the rental with the family, renting it, and then doing the same thing when you come back, probably means that nine times out of ten you'll cancel that trip to the lake instead. Peak oil is not an energy crisis. It is a liquid fuel crisis.
The city was larger than Madrid in Area, despite being 15-20 times smaller in population. En un viejo país ineficiente, algo así como España entre dos guerras civiles, poseer una casa y poca hacienda y memoria ninguna. -- Gil de Biedma