Schron bojowy dla km. Odp. 'C' / R.U.12 is a military bunker located in northwestern Poland, near the town of Tuczno. The site is part of a network of defensive fortifications, as evidenced by the nearby locations of other bunkers such as Schron bojowy dla km. Odp. 'B1' / R.U.10 and Schron bojowy dla km.
Odp. 'C' / R.U.24. These structures were likely constructed during the mid-20th century as part of Poland's military defense strategy. The area around Tuczno, including the Church of the Assumption of the Blessed Virgin Mary situated 3 km east of the bunker, reflects the region's historical significance and strategic importance.