Worth visiting: Ostrów Tumski, the oldest town district, the cathedral and the town hall, St.Marcin street.
Other interesting places: the nearby Castle in Kórnik, the palace in Rogalin, and the cathedral in Gniezno.
From Warsaw: take the A2 motorway to Berlin. In Poznan, continue towards Berlin until you get to the hotel hotel in Polska Street.
From Wroclaw : RN72 to Poznan, then same indication that Warsaw.
From Lodz : RN72 to Konin , rejoin the motorway A2 to Berlin, same indication as that from Warsaw.