Glacial Grooves State Memorial
Kelleys Island, OH
Nature
The largest easily accessible glacial grooves in the world, cut into limestone by the ice sheets, with a walkway around them. Kelleys Island is reached by car or passenger ferry from Marblehead.
- Nearest town
- Kelleys Island, OH
- Category
- Nature & parks
- GPS
- 41.6155, -82.7078
Hours, fees and access change. Confirm with the operator or park before you go.