A sticker depicting Argentine football legend Diego Maradona from behind decorates a train built by Turkish manufacturer Bozankaya during the InnoTrans transport trade fair in Berlin on September 22, 2026. From September 22 to 25, 2026, around 600 companies from the Railway Infrastructure and Tunnel Construction sectors will present their latest products and services, ranging from digital planning and monitoring systems to innovative construction methods and sustainable solutions for Tunnel Construction and infrastructure management. (Photo by John MACDOUGALL / AFP via Getty Images)