See the super-rare 30 most-expensive cars up for auction at Monterey including vintage Ferraris, Porsches, and Aston Martins

The most expensive cars from this year's Monterey Car Week auction range from Porsches to a Ford, although the list is heavily dominated by the king of vintage cars: Ferrari. A McLaren is projected to be this year's priciest vehicle at the Monterey auctions. It's estimated to fetch upwards of $23 …