Introduced at the 2007 Geneva Motor Show, some might say the Maserati GranTurismo is growing a little long in the proverbial tooth. But over the past half-dozen years, Maserati has updated it with numerous versions. The most recent revision to the MC Stradale model will debut at the same show where the original debuted six years ago. And like its stablemates and predecessors, you can tell it apart most easily by its distinguishing nose. Here we take a look back at the front ends of GranTurismos past and present.