The Sofia Metro is located in Bulgaria. This is not really considered a meter, but rather as part of the railroad system of the country.
He was inaugurated on 28 January 1998, currently 28 Tube stations along 31,2 Km (19,4 Miles), equivalent to a station each 1114,3 meters (1218,6 Yards).
Click on the Sofia metro map to see the larger image.
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