3 results
    1

    Shady Grove Grotto

    1155 Aberdeen Ave, Columbus, OH    
    Caving 

    0 out of 5 based on 0 ratings

    Quarterly, Various members' homes nssio.org

    2

    Olentangy Indian Caverns - Delaware, Ohio

    1779 Home Rd, Olentangy Indian Caverns, Delaware, OH    
    Caving 

    0 out of 5 based on 0 ratings

    History shows these caverns were used by the Wyandot Indians as recently as the early 1800's. The caves provided shelter from the elements and enemies. Many artifacts including arrowheads and other stone implements were f... waymarking.com

    3

    Central Ohio Grotto

    6883 Cedar Brook Pl, New Albany, OH    
    Caving 

    0 out of 5 based on 0 ratings

    Contact Jamie Thompson or Mark Swelstad. 4th Tuesday but locations may vary. nssio.org