From the main transit hub in Nantes, take local transit toward Château des ducs de Bretagne. Walk the final stretch to Château des ducs de Bretagne, 4 Place Marc Elder, 44000 Nantes. Check the current local connection on the day of travel.
From HAB Galerie, 21 Quai des Antilles, 44200 Nantes, walk to the nearest transit stop and travel back to the main transit hub in Nantes. Check the current local connection on the day of travel.