did you know - photo fact #9086 Posted by Richard Lippert on September 8, 2016 Number of visitors at photokina 2014. They came from 160 countries to Photokina, which is held every 2 years in Cologne, Germany! Tags: dyk | did you know Share Share on Facebook Tweet Tweet on Twitter Pin it Pin on Pinterest 0 comments Leave a comment Name Email Message Please note, comments must be approved before they are published