Moscow city. The ceremony of welcoming the Prime Minister of Finland Kalevi Sorsu and his entourage at the Leningrad railway station. Laying a wreath at the Lenin Mausoleum, at the tomb of the Unknown Soldier. Reception Kalevi Sorsu in the Kremlin KU Chernenko and NA Tikhonov. Soviet-Finnish negotiations. Signing of the Agreement on trade and payments between the USSR and Finland for 1986-1990. The agreement is signed by the ministers of foreign affairs of the USSR and Finland. The opening ceremony of the representative office of Finnish firms in Moscow. Kalevi Sorsu's visit to the ballet performance "Chopiniana" at the Bolshoi Theater. A trip to the city of Zagorsk, to the Trinity-Sergius Lavra; meeting, conversation with Metropolitan Filaret, inspection of the Museum exhibits on the territory of the Lavra. Meeting Kalevi Sorsu at the airport of Irkutsk. Visiting the railway stations "Lena", "Zvezdnaya" of the Baikal-Amur Mainline, the Limnological Institute of the Siberian Branch of the USSR Academy of Sciences. Guests from Finland on the shore of Lake Baikal. Boat trip along the Angara River. Seeing off Kelevi Sorsu at the airport.