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Portugal, Porto, Matosinhos, public transport, suburban Metro Station ticket machine Stock Photo - Alamy
Porto Metro: How it works, schedules, prices, timetables, and other tips!
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Portugal, Porto, Matosinhos, public transport, validating Metro Station ticket at suburban station Stock Photo - Alamy
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Portugal, Porto, Matosinhos, public transport, validating Metro Station ticket at suburban station before journey Stock Photo - Alamy
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File:Metro do Porto - Hospital de São João (4838427676).jpg - Wikimedia Commons
