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The network has expanded to 11 lines, and in 2016–17 carried 1.379 billion passengers, making it the world’s 11th busiest metro system. The 11 lines collectively handle approximately 4.8 million passengers a day.
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Rouhparvar’s concert in the 1970s
Maryam Rouhparvar (September 22, 1932 – January 2, 1988) was a prominent Iranian popular singer …