There’s no doubting that Celtic are one of the most well supported clubs on the planet and have fans from all four corners of the world.
The beginning of the season is now just weeks away and Brendan Rodgers’ charges will be looking to continue their dominance over Scottish Premiership rivals Rangers with the opening game of the season now just over a month away.
However, before the domestic league action starts, Celtic fans have a number of intriguing pre-season games to play and fans are sure to attend in their droves, as they have done for decades. What are your best memories of your pre-season tours with the Hoops?
Here are 20 of the best photos of Celtic fans attending pre-season games across the world.
5. Celtic fans gather at the Arena Petrol Stadium in Slovenia ahead of the pre-season friendly with NK Celje in 2016.
Celtic fans gather at the Arena Petrol Stadium in Slovenia ahead of the pre-season friendly with NK Celje in 2016. | SNS Group
6. Waiting for kick-off
A young Celtic fan waits for the team's to come out of the tunnel ahead of the friendly with Inter Milan in 2012. | SNS Group 0141 221 3602
7. Amsterdam tournament
Hoops fans enjoy the atmosphere during the Amsterdam tournament against Ajax in 2012. | SNS Group 0141 221 3602
8. Pre-season in Germany
A cloud of smoke drifts across the pitch as Celtic battle with Aalen during their pre-season friendly | SNS Group 0141 221 3602