Historical orthophotomap (50s) — years of photography

The boundary of contiguous territories with the same period of aerial imagery, indicating the date of the first nationwide aerial imagery of the 1950s. Documents — aerial surveys provided by the Military Geographical and Hydrometeorological Office (VGHMOJ) Dobruška, was processed by GEODIS BRNO, spol. s r.o. as part of the methodological part (1stage) of the National Inventory of Contaminated Sites (NIKM) project.