Monaco's Prince Rainier III is a contender for the title of "The Greatest Automobile Collector in the World"...

The Prince's accumulated autos comprise approximately 100 vehicles, on show in a 4,000 square metre area.

His historic cars are categorised by class or period - for example, military, horse-drawn carriages, popular, veteran, vintage, sports cars, classic and prestige...

With highlights including a Rolls-Royce 1921 Silver Ghost and Packard 1935 Type Eight, here is a collection to inspire the envy of car enthusiasts across the globe.