To begin with, it’s location. The Adina Apartment Hotel is located 5 blocks away from the Hauptbahnhof (the main train station). Given that these blocks aren’t big, walking time is about 15 minutes. With luggages, one can take the tram like we did, a mere 2 stops from the HB. The room was spacious and clean except for a minor problem – an opened bottle of sparking water was left in the fridge (part of the minibar) which we informed…