The London Telegraph's list of 100 most beautiful cars: #13
Mercedes 300 SL Del Stewart

Mercedes 300 SL.  100 Most Beautiful Cars, 13 (Click for Info).  The London Telegraph 100 Most Beautiful Cars of History, the Mercedes-Benz 300 SL Gullwing. 

Seems to be one of the coolest door options imaginable, and still very rare.  Might only be 13 on the list of beautiful cars, but to me it's in the top five as far as iconic cars of all time.