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Porsche celebrates 50 years of the 911 at Pebble Beach

Seven generations across 50 years; nobody has ever matched what Porsche has done with the 911. What started out as the Porsche 901 quickly became the 911 – and wouldn’t take long to become a legend. As one of the most accomplished road-going supercars ever created, it's easy to see why the 911 is also a consummate champion in the motorsport arena – and to celebrate that fact, at Pebble Beach 2013 there was a huge array of road and race 911s, courtesy of Porsche itself along with a stack of private owners.Click through the gallery to see our pick of these great cars...

Jaguar XF Diesel S: Plod-Mobile

The Jaguar XF Diesel S Police Car is now on patrol in the Midlands We have to agree with the Central Motorway Police Group (who cover big chunks of the M6 – and surrounding motorways – in the Midlands and up to Cheshire). The Jaguar XF will make a fine motorway plod-mobile. The Jaguar XF Diesel S an even better one.

Toyota Mark X

The second generation Mark X made its debut at the Tokyo motor show late last month, furthering the sporty and luxurious theme initiated by the outgoing model. The redesigned rear-wheel-drive sedan was created around a 'glam tech' theme at Toyota's Japanese studios, combining a modern look with high-tech features . Overall, the design of the Mark X is a subtle contrast of dynamic elements paired with understated luxury.