Ruben Amorim's Manchester United team head to Bilbao on Thursday night for the first leg of a Europa League semi-final that will define this season, but what are United's greatest European away days?

From the early days of Best and Busby, touched of course by the Munich air disaster, through the lean years, the Fergie era, and one or two modern classics, there are many great performances to choose from.

When it comes to Europe, though, it's not just about the football. Exploring beautiful cities, different cultures, missed connections, and the occasional drink, there's so much more to relive than Roy Keane just doing his job in Turin.Learn more about your ad choices. Visit megaphone.fm/adchoices