Sofia Metro Stock Image

by tupungato

Description

SOFIA, BULGARIA - AUGUST 17: Sofia Metro station sign on August 17, 2012 in Sofia, Bulgaria. Sofia Metro's annual ridership is about 65 million passengers. It is among busiest 100 metro systems worldwide.

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Keywords

• sofia
• bulgaria
• bulgarian
• mass
• public
• transportation
• transport
• city
• urban
• train
• metro
• railway
• railroad
• station
• sign
• blue