Berlin by rail: a cold-war adventure

Taking the sleeper train to Berlin, the writer and his teenage son explore the city’s fascinating legacy, eerie buildings, war relics and stunning street artEagle-eyed football fans heading to Berlin’s Olympiastadion for the Euros may spot what looks like an abandoned space station topped with four enormous white orbs on a hill a mile or so south of the ground.The stadium – which will host the Euro 2024 final – has a more storied past than perhaps any other. Built by the