editorial素材 - ATHENS, GREECE - APR 13, 2015: Urban metro station with subway train. The Athens Metro is a rapid-transit system opened as a conventional steam railway in 1869, and which was electrified in 1904.
ATHENS, GREECE - APR 13, 2015: Urban metro station with subway train. The Athens Metro is a rapid-transit system opened as a conventional steam railway in 1869, and which was electrified in 1904.