Félix Potin building in Paris: renovated and revealed. In October 2013, the Félix Potin turret was under wraps. Today the Félix Potin building has been renovated and revealed. The Félix Potin building is on the rue de Rennes in the 6th arrondissement of Paris. Rue de Rennes was originally designed to connect the Gare Montparnasse (theContinue reading “Félix Potin building in Paris: renovated and revealed”