Billboards and OOH (out-of-home) advertising have come a long way since the beginning of the 1900s. Nevermind the BMW vs. Audi vs. Mercedes-Benz advertising rivalry because Alfa Romeo just made things more complicated (and interesting) with a billboard of the Giulia at the Frankfurt airport.

Mind you, the vehicle you can admire in the photograph above isn’t your typical Giulia Tipo 952 compact executive sedan. We are in the presence …