Bremen is a Hanseatic city in northwestern Germany. A port city along the river Weser, about 60 km (37 mi) south from its mouth on the North sea, Bremen is part of the Bremen-Oldenburg metropolitan area (2.4 million people). Bremen and Bremerhaven are the two cities in the state of Bremen . Bremen is the second most populous city in North Germany and tenth in Germany.( f# Q9 k) \- u% C2 x) \( q# D% k