Canon Imaging Academy Discover the secrets to winning big at Canon Photo Marathon  2018, the biggest on-the-spot photography event in Sri Lanka, slated to occur on 21st October. Canon Photo Marathon 2016 & 2017 judges Panduka de Silva, Ravi Ranasinghe, Henry Rajakaruna, Chandrasena Perera & Priyantha Amarasinghe will be sharing with us the overall judging process and Tips on making an effective submission. They will also be browsing through a .