It took the Rosso family, the owners of several small, exclusive hotels in Italy, several years to convince Milan’s city government to approve their plans to develop the Town House Galleria. Beyond the usual difficulty in getting past one of Italy’s labyrinthine bureaucracies, the boutique property required special consideration because of its proposed location: inside one of Milan’s most famous landmarks, the Galleria Vittorio Emanuele II, a massive, architecturally stunning indoor arcade compl