A military bunker located near the village of B2-80 lom in the Pardubice Region of Czechia. This structure is part of the Czechoslovak border fortifications built in the 1930s as part of the country's defensive system against potential German aggression. The VIII/57 designation indicates it was part of the 8th sector of fortifications, with the B2-80 suffix likely referring to its specific location or construction number.
These bunkers were designed to house machine guns and provide defensive positions along Czechoslovakia's border regions.