Prior to the 2015-16 season, Celtic played three friendly matches at Greenhill Road due to work being carried
out at Parkhead.
They faced Dutch side Den Bosch, Czech club Dukla Prague and Spanish giants Real Sociedad.
01/07/2015 - Celtic 2 Den Bosch 0
04/07/2015 - Celtic 3 Dukla Prague 5
10/07/2015 - Celtic 1 Real Sociedad