Cedar Bog Nature Preserve will host the annual Boo in the Bog 7-9 p.m. Oct. 16 and 17. Walk along the boardwalk lit with jack-o-lanterns while learning about animals that live in the bog. Enjoy crafts and food.

Reservations are encouraged. Admission for members of the Cedar Bog Association or Ohio History Connection is $5 for adults and $4 for children 6 and older. Admission for non-members is $6 for adults and $5 for children 6 and older. For reservations and more info, call 937-484-3744 or 800-860-0149.