Lesson plan
Sofia Metro
The Sofia Metro ( , also colloquially called ) is the rapid transit network servicing the Bulgarian capital city Sofia. It is the only metro in Bulgaria. It began operation on 28 January 1998. , the Sofia Metro consists of four interconnected lines, serving 50 stations, with a total route length of and also being among the top 15 of the most extensive European metro systems, ranking 9th as of 2026. The Metro links the densely populated districts of Lyulin – Mladost (M1 line – Red) and Nadezhda – Lozenets (M2 line – Blue), and serves the Vasil Levski Sofia Airport. A single ride ticket is 0.80 EUR.
Article summary
The Sofia Metro ( , also colloquially called ) is the rapid transit network servicing the Bulgarian capital city Sofia. It is the only metro in Bulgaria. It began operation on 28 January 1998. , the Sofia Metro consists of four interconnected lines, serving 50 stations, with a total route length of and also being among the top 15 of the most extensive European metro systems, ranking 9th as of 2026. The Metro links the densely populated districts of Lyulin – Mladost (M1 line – Red) and Nadezhda – Lozenets (M2 line – Blue), and serves the Vasil Levski Sofia Airport. A single ride ticket is 0.80 EUR.
Key claims
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Discussion questions
- Summarise the article in your own words. Which single claim would you verify first, and why?
- Which claim in this article is most likely to be revised as the sources update? How would you check its current status?
- If two sources disagreed about one of these facts, what would you need in order to trust one over the other?
Bibliography
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Key claims and bibliography are generated from the same tracked claims and sources as the article page.