Tourists snap a photo of themselves in front of the 324-metre Eiffel Tower on the Champ de Mars on the Left Bank of Paris. Photographer Todd Korol and his son Keifer, 16, set out to follow in the footsteps of Henri Cartier-Bresson, Robert Capa and Robert Doisneau, some of the world&#x27;s great photographers who have walked the streets of Paris.