Oman Sail to Host 2025 IODA Optimist Asian & Oceanian Championship Al Mussanah, 13 Jan (ONA) --- Oman Sail has been chosen to host the 2025 IODA Optimist Asian & Oceanian Championship, to be organised in collaboration with the Oman Marine Sports Committee and International Optimist Dinghy Association (IODA). The event is scheduled to take ...