Put into operation in 1967. Line starts almost under the Kremlin (the entrance near the Biblioteka imeni Lenina civil station). Another entranse is placed in a small yellow house near the library: it's a special house there are two entrances: to a civil Filivskya line and Metro 2. After that line makes a stop under the Moscow State Univeristy. And the final destination is in an underground city Ramenky in 27 km from Moscow.
Put into operation in the beggining of 1987. The length is 60 km (which is a record among metro tunnels). The line starts under the Kremlin and then goes south to the govermental holiday hotel, which back in a day was secret comand point. On this line there is a sealed station "Sovetskaya", which has a connection with the civil metro.
Put into operation in the 1987. Length 25 km. The line also starts under the Kremlin. Then goes to the comand point under Lubyanka, then to Bolshoy theathere (in the civil metro passage there is a fauntain, which maskes the passage to the Metro 2 line), and then goes to comand point Zarya on the South-East of Moscow. This city is still operates as a stratigic secret command point.
There is little information leaked about this line. Known that in 1997 in Moscow budjet was build into the budget for it's construction. The station should start near "Smolenkaya" as a separation from the Line 1, then goes to Park Pobedy and ends up in the new bunker of civil defence in Barviha village.