The Free Hanseatic City of Bremen is a city-state in northern Germany, known for its rich maritime history and vibrant culture. It is part of the Bremen state and consists of two main cities: Bremen and Bremerhaven. The city is famous for its historic market square, which features the iconic Bremen Town Hall and the Bremen Roland statue, both UNESCO World Heritage Sites. Bremen has a population of around 680,000 people and serves as an important economic center, particularly in shipping and trade. The city is also known for its contributions to the Hanseatic League, a medieval trading alliance, which helped shape its economic and cultural development.