Organizer Organizer Name Location Riverboat Days 901 Whiting Drive. Yankton, SD Category Recreation UPCOMING EVENTS Aug 17 2026 - Sep 08 2026 Sept/Oct Soccer Season Aug 24 2026 Open Gym at 605 Ninja 605 Ninja Aug 24 2026 Stones Coffee and Play Stones Coffee and Play Aug 24 2026 Weekday Open Play at We Rock the Spectrum Aug 24 2026 Kids Beginner Aerial Silks South Dakota Aerial & Arts No event found! Prev Next Total Events: 1647 Date Aug 16 2024 Expired! Time 12:00 pm - 6:00 pm Riverboat Days Please join us at Riverboat Days in Yankton! What a wonderful celebration of a beautiful town. Share this event + Add to Google Calendar + iCal / Outlook export