United Kingdom, July 1 -- Alstom, global leader in smart and sustainable mobility, is delighted to announce that the latest exhibit confirmed for The Greatest Gathering is Eurostar Class 373 power car 3999. Built by Alstom in 1996 at Belfort, France, visitors to the event will have the rare opportunity to see up close a high-speed train that symbolises cross-border collaboration, engineering ambition, and the power of rail to bring people and countries closer together.Alstom's three-day charity festival in Derby will be the world's largest-ever gathering of historic and modern rolling stock. It forms part of the wider festivities for Railway 200, a year-long celebration marking the opening of the Stockton and Darlington Railway (S&DR) on 27...