Pumpkins & fall fun at Olentangy Caverns Pumpkins & fall fun at Olentangy Caverns Pumpkins & fall fun at Olentangy Caverns Pumpkins & fall fun at Olentangy Caverns Item 1 of 4 Pumpkins, Scavenger Hunt & Special EventsCheck back for 2025 updates on new activities and free shows on our outdoor stage. 2024 Fall Fun at Olentangy Caverns