Tweet Leonardo Royal Hotel Berlin Alexanderplatz 90 Otto-Braun-Straße, Berlin, Germany, 10249 Go to Venue website Advertisements Upcoming events at this venue No upcoming events at this venue. Why dont you add a conference (Free) and we'll promote it on our social networks. Want to give it a go? Click here Post navigation Previous Previous post: Hilton Boston Back BayNext Next post: Agora Gallery