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![Fiction] Sofia metro extention proposals up to 2050 : r/TransitDiagrams](https://preview.redd.it/sqejxfv053a61.jpg?width=640&crop=smart&auto=webp&s=c3ab4436639ea2fe994523559b2cf76b6e67a656 "Fiction] Sofia metro extention proposals up to 2050 : r/TransitDiagrams")
Fiction] Sofia metro extention proposals up to 2050 : r/TransitDiagrams
Sofia Metro unveils a new line| TheMayor.EU
Metro Sofia
How to travel | Discover Sofia | https://visitsofia.bg/
UrbanRail.Net > Europe > Bulgaria> Sofia Metro
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Sofia Metro - Wikipedia
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