Bob Howe Thunder Bridge Wildlife Refuge

Bob Howe Thunder Bridge Wildlife Refuge sign with bridge in the background. High water in the Little Sioux River near Thunder Bridge. Shows access to bike trail from Thunder Bridge Access to Little Sioux River at Thunder Bridge Wildlife Refuge. View of Thunder Bridge over the Little Sioux River

Discover Bob Howe Thunder Bridge Wildlife Refuge in Spencer

  • 29.5 Acre wildlife refuge with the Little Sioux River flowing through it. 
  • No hunting allowed in this Refuge area.
  • All Clay County property subject to Iowa laws.

·         Access to the Little Sioux River for fishing

·         Bike and hiking trail

·         Home to historic Thunder Bridge, a through truss bridge built in 1905