Turn left out of the apartment and then left into the rue des Serbes.
When you hit the rue d'Antibes turn right (Window shopping allowed).
Just of the 1km mark turn right into the rue Pasteur - opposite Hertz RentaCar.
Run down to the Croisette, cross over and turn left.
Run to the beginning corner of the marina (see picture above) and then turn around
Run down the Croisette, past the Palais des Festivals and run to the beginning of the Quai Saint-Pierre and turn left.