Muola defence sector

This sector of Mannerheim Line covered strait between Muolanjarve (Glubokoe) и Muolanlampi (Okhotnichee) lakes. It stamps the considerable amount of installations (near 19) on relatively small terrain (2x3 km). Bunker of the front line of the sector is in the picture. It was built in 1920-th with poor concrete without reinforce whatsoever. Bunker was undermined by Soviet engeeners summer 1940.