7+ hour, 50+ min ago  (738+ words) The 1km, 1,9km, 3,8km and 5km races of the Swim Grand Prix 2026 have sold out before the weekend. The Swim Grand Prix 2026 takes place on July 18 and 19 between Lisbon, Oeiras and Cascais, with the 1, 1,9, 3,8 and 5 kilometer races already completed. The Portuguese open water event…...