Okhwa 9gyeong Cheongseokgul is a natural cave attraction in Miwon-myeon, Cheongju, inhabited by golden bats. Cold air flows from the entrance, and the cave is about 60 metres long. A waterfall and deck stairs beside the cave lead to a pavilion, benches, and tent areas for families by the stream. The cave has no lighting, and its floor is slippery.