Brest, formerly Brest-Litovsk and Brest-on-the-Bug, Berestia, is a city in Belarus at the border with Poland opposite the Polish town of Teresp…Brest, formerly Brest-Litovsk and Brest-on-the-Bug, Berestia, is a city in Belarus at the border with Poland opposite the Polish town of Terespol, where the Bug and Mukhavets rivers meet, making it a border town. It serves as the administrative center of Brest Region and Brest District, though it is administratively separated from the district. As of 2024, it has a population of 344,470.