"The theme of the film HIDDEN CITIES is personal urban perceptions, which we call 'the city'. The city, as a living organism, reflecting social processes and interactions, economic relations, political conditions and private matters. In the city, human memories, desires and tragedies find expression in the form of designations and marks engraved in house walls and paving slabs. But what the city really is under this thick layer of signs, what it contains or conceals, is what we are researching i...