Will be held in St. Petersburg on August 3 This year, the costume parade will once again unite all SUP (Stand Up Paddleboard) enthusiasts. Registration for the event is available on the festival's official website. (https://fontankasup.ru/) Additionally, during "Fontanka SUP," there will traditionally be a contest for the most beautiful board. When: August 3 Time: 10:00 — festival opening, dance flash mob, 10:20 — start of the swim