Bigger was always better in 50s America, especially when it came to cars. The massive '59 Cadillac was General Motors' ultimate land-based rocket ship and the symbol for that decade of style decadence. With its42-inch fins and impressive dimensions, the '59 Cadillac oozed wealth, self-confidence and unchallenged power. Quentin Willson travels to Los Angeles to chart the life of the car once described as "Jayne Mansfield in metal".