The fortress in Josefov began to be built in 1780 and the French engineer Claude Benoit Chevalier de St. Luis Duhamel de Querlonde became famous for designing it. The fortress was completed extremely quickly – in 1787.
Nowadays, the fortress in Josefov attracts hundreds of visitors, who get an unforgettable experience walking through the underground passages and being given a presentation by the guide.
