was built right beside the station. Bulgaria St. Naum Station () and NDK Station () of the Sofia Metro. Both stations were built in the 1980s, together with the National Palace of Culture and the redevelopment of the surrounding area. Currently these stations are fully completed and had become operational on 31 August 2012. St. Naum Station is operating under the name of European Union Metro Station. Station (). Canada Lower Bay in Toronto. Below the main platform for Bay station is an abandoned level which was used for only six months in 1966 when the Toronto Transit Commission (TTC) experimentally interlined portions of both the Yonge–University and Bloor–Danforth lines. This abandoned platform is sometimes referred to as "Lower Bay" by the general public or "Bay Lower" by the TTC. Municipal Building in Calgary. A downtown subway was originally planned under 8th Avenue for the Calgary C-Train. In preparation, a short section of tunnel and underground LRT station were built under the Calgary Municipal Building when it was constructed in 1985. Subway plans were halted because the initial surface line on 7th Avenue turned out to have much more passenger capacity than expected. The underground station and downtown subway may be completed in the foreseeable future as future C-Train lines which are under construction and proposed will exceed the capacity of the 7th Avenue surface line. Edmonton Light Rail Transit. An underground LRT station was built between Stadium and Churchill stations as a proposed future light rail station. There is concrete poured to form two elevator shafts and part of the platform. There are concrete walls that block stairs that go to the Edmonton Remand Centre and to the Edmonton Law Courts. Chile Libertad station, located between Cumming and in Line 5 of the , is a ghost station that was never opened because of insufficient passenger demand for the station due to the low density of people traveling around and through it. Echeverría is a ghost station located in Line 4A, also closed because of the low density of people traveling around and through it. The original project of the line 3 side of Puente Cal y Canto metro station is also a ghost station. The entire line 3 was canceled because of the 1985 Algarrobo earthquake. China Beijing Subway restricted stations Czech Republic and stations on Line B of Prague Metro were ghost stations from 1998 to 1999