Interview with Captain 1st rank, military hydrograph Oleg Osipov
экспедиция
25 January 2020
26 September 2019
Scuba divers of the RGS Underwater Detachment named after A.A. Leonov tested equipment in salt water
09 August 2019
Excavations were carried out as part of the Mari archaeological expedition
20 June 2019
Shifts will be held from July 3 to July 31 and from August 3 to August 31, 2019