Doboj is a city located in northern Bosnia and Herzegovina. It serves as an important transportation hub due to its strategic position at the confluence of the Bosna and Usora rivers. The city has a rich history, with roots dating back to Roman times, and features a mix of architectural styles reflecting its diverse cultural influences. The population of Doboj is predominantly Bosniak, Serb, and Croat, contributing to a vibrant community. The city is known for its historical sites, including the Doboj Fortress, which offers panoramic views and insights into the region's past. Today, it continues to develop economically and culturally.