The excelsior hotel key fob measures 4.25 x 1.75 x .5". The Grand Hotel Excelsior was built in 1863 in Cologne. It served Royalty and the upper class. Over its 150 years, the hotel has become a classic landmark, located near the 'Dom', the beautiful Cathedral. During the early 1900s Belle Epoque, a hundred of its 250 rooms had a private bathroom - unheard of!