Racing returns to Defiance, Ohio, for “Thunder on the River” June 10-11, 2023.
TRORA and Defiance, Ohio, present Thunder on the River! Live Hydroplane Boat Races ALL WEEKEND! Help us welcome them back for a second year!
Join us at the confluence of the Maumee & Auglaize rivers June 10-11, 2023. Free fun for the whole family!