In other top-chopping news, Hennessey made a roadster out of its Venom GT. Luckily they offset the added weight by boosting the engine's output to 1,244 horsepower, thereby maintaining the car's one-horsepower-per-kilogram ratio.
Named after carbon, the sixth element on the periodic table, this is Lamborghini's rolling showcase of its expertise with carbon-fiber reinforced plastics. Total curb weight is a hair over 2,200 pounds.
Unique cars abound at the Pebble Beach Concours d'Elegance, but these two drew more smiles than any others this year. The Swan was commissioned by a Scotsman living in India in the early 20th century, and then sold to a maharaja who had the Cygnet built to keep it company. They now reside in Holland.
Jacques Saoutchik was a French coachbuilder whose work was featured in its own special class at this year's Pebble Beach Concours d'Elegance. This 1928 Mercedes-Benz 680S won that class, and is seen here on the podium after then being chosen as overall Best of Show.
The auctions around Monterey in 2012 again saw multiple cars sell for over $10 million each. One was this 1936 Mercedes, known as the Von Kreiger Roadster, nicknamed after the baronness who originally owned it. It's shown here just after being sold by Gooding and Company for $10.7 million, or a total sale price of $11.77 million, including buyer's premium.