great choice just stayed nights radisson sas berlin not regretted choice, chose business rooms absolutely worth came extras amazing view small balcony, location museumsinsel alexanderplatz just perfect buses 100 200 bring quickly, room good size not huge goes bathroom, lobby amazing aquarium praised numerous times really nice attraction, service friendly efficient breakfast buffet appointed tasty mixed hot cold food available.the minus points wellness area 5 star hotel better maintained steam room mouldy, no jacuzzy guests appreciate long walk town,  
great choice just stayed nights radisson sas berlin not regretted choice, chose business rooms absolutely worth came extras amazing view small balcony, location museumsinsel alexanderplatz just perfect buses 100 200 bring quickly, room good size not huge goes bathroom, lobby amazing aquarium praised numerous times really nice attraction, service friendly efficient breakfast buffet appointed tasty mixed hot cold food available.the minus points wellness area 5 star hotel better maintained steam room mouldy, no jacuzzy guests appreciate long walk town,  