MILAN, Italy--(BUSINESS WIRE)--The Luxury Collection® Hotels & Resorts, part of Starwood Hotels & Resorts Worldwide, Inc. (NYSE: HOT), today to announce the official opening of Excelsior Hotel Gallia, a Luxury Collection Hotel, Milan. Owned by Katara Hospitality, this Milanese landmark recently emerged from a meticulous, all-encompassing renovation of the historic building, whilst adding a new contemporary wing. Formerly known as “Palace Gallia”, the hotel is strongly rooted in Milanese