A highly ambitious proposal dubbed Starline aims to link Athens to nearly 40 European destinations via a 22,000 km high-speed “mega-metro” rail network by 2040. Developed by 21st Europe, it promises Sofia–Athens in just 6 hours (vs 13.5 today), innovative trains, and a major shift from short-haul flights. The post Europe’s Proposed “Mega Metro” Will Connect Athens to Nearly 40 CitiesTrains in Europe appeared first on Greek City Times .