As well as the image of Thomas and his friend Percy, the interactive piece [https://www.thomasfriendshipday.com/imageViewer.html] allows users to zoom in to each of the drawings to view them close up.
Taking a close-up look at the super-sized picture, which can be done by using the special built-in zoom feature, reveals some famous faces among the crowd.
Images of Ant and Dec, Phillip Schofield and Holly Willoughby, Stormzy and Ed Sheeran, and Amanda Holden and Alesha Dixon are among the drawings after they were named the best celebrity friendships in a poll.
CAN YOU FIND THESE CELEBRITY FRIENDSHIPS HIDDEN IN THE IMAGE?
• Ant McPartlin & Declan Donnelly• Holly Willoughby & Philip Schofield• Alesha Dixon & Amanda Holden• Marvin Humes & Aston Merrygold• Emma Bunton & Geri Horner• Rochelle Humes & Frankie Bridge• Claudia Winkleman & Tess Daly• Mel Giedroyc & Sue Perkins• Stormzy & Ed Sheeran• Idris Elba & Dwayne Johnson• Eamonn Holmes & Ruth Langsford