Twin Caves entry, Spring Mill State Park, Indiana
Size: 3840px × 5760px
Location: Spring Mill State Park, Indiana
Photo credit: © George Ostertag / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: cavern, caves, entry, forest, indiana, karst, limestone, mill, mitchell, ostertag, park, plain, spring, state, states, twin, united, woods