Celtic's stunning 2-1 victory over Barcelona in Glasgow will rank among the greatest ever nights for the Scottish giants. Here we take a look at some of the other famous European results in the club's history.
Champions League, Nov 21 2006 - Celtic 1 Manchester United 0
Shunsuke Nakamura scored from an 81st minute free-kick to give Celtic a famous victory over Sir Alex Ferguson's men. The result sent Celtic through to the second round of the Champions League for the first time in their history.
Champions League, Oct 3 2007 - Celtic 2 AC Milan 1
Celtic stunned reigning European champions AC Milan on a rainy night in Glasgow. Kaka equalised an opener from Stephen McManus before Scott McDonald fired a late winner for the home side.
UEFA Cup, Mar 11 2004 - Celtic 1 Barcelona 0
Alan Thompson scored the winner and three players - Celtic's Rab Douglas and Barca's Thiago Motta and Javier Saviola - were sent off in a stormy Parkhead encounter. Celtic would cling on for a goalless draw in the second leg at the Nou Camp.
UEFA Cup, Mar 20 2003 - Liverpool 0 Celtic 2
Celtic moved into the UEFA Cup quarter-finals by completing a 3-1 aggregate win over Liverpool at Anfield. Alan Thompson and John Hartson gave the Scottish side a comfortable win.
European Cup, May 25 1967 - Celtic 2 Inter Milan 1
Celtic made history by becoming the first British team to be crowned European champions. The 'Lisbon Lions', as they came to be known, triumphed through second half goals from Tommy Gemmell and Stevie Chalmers.
European Cup, Apr 15 1970 - Celtic 2 Leeds 1
In a match played in front of 138,000 at Hampden Park, Celtic booked their place in their second European Cup final. John Hughes and Bobby Murdoch scored to give Jock Stein's men a 3-1 aggregate win.