A driverless metro system hailed as 'unique in the world' opened on Saturday in Greece's second city, Thessaloniki. The 9.6km (six-mile) line cost three billion euros (£2.5billion) and in the cou ...

A Greek consortium building a new metro line in Athens has accidentally dug a tunnel in the wrong direction, provoking a furious political reaction. The 160-metre tunnel was dug under Katehaki ...