A military bunker located near Kostelec nad Černými lesy, Czechia, at coordinates 49.956858,14.114275. The site is identified by the designation B-6/66/A-160, consistent with Cold War-era Czechoslovak military infrastructure numbering systems. This region, situated in the Bohemian Forest area, was part of the Czechoslovak People's Army's defensive network during the Warsaw Pact period.
No available web results confirm the specific function, armament, or construction date of this bunker. The designation format suggests it was likely a small, hardened command, observation, or ammunition storage facility, typical of secondary defensive positions in the Czechoslovak border fortification system. There is no evidence linking it to nuclear weapons infrastructure or foreign military command structures.
The bunker remains structurally intact but is not publicly documented as a museum or heritage site. Access is restricted, and further technical details are not verified in declassified records or public military archives.