Welcome to the 2016 web gallery pages. here you'll find all the pictures of various events during 2016. Details if the gallery that you're searching through is tagged will be shown just above the pictures on the gallery page.
Unless the gallery you are searching is tagged with your number, the best way to find your photograph is through the file name. If you know what time you were at where the photograph was taken, you can easily find your picture by looking at the last six numbers of the file name. This is the time the photograph was taken. So, if your photograph was taken at 13:09 and 54 seconds, then just look for the picture ending in 13-09-54. These are in time order.
So, the picture number would be:
Grand Fondo Conwy-1000-SPC_4740-13-09-54.