Ohio Caverns 42 mi
A cave 4 miles east of West Liberty with 50-minute tours that change with the season, at a constant 54°F.
West Liberty, OH, 54°F inside, from $25
Caves near Dayton, OH
12 show caves with public tours within 150 miles of Dayton. The closest is Ohio Caverns, about 42 miles away.
Distances are straight-line miles from downtown Dayton; driving takes longer. Tour details checked 2026-10-22 against each cave's own site.
Olentangy Indian Caverns 73 mi
A family attraction near Columbus with cavern tours, a petting zoo and seasonal activities, open March to November.
Delaware, OH, from $11.95
X Cave 111 mi
A short Carter Caves tour of a quarter mile with 75 steps, open year-round.
Kentucky, from $10
Carter Caves State Park 112 mi
A Kentucky state resort park with several cave tours (X Cave and Cascade Cave year-round, Saltpetre and Bat Cave in summer) plus caves you can explore with a permit.
Kentucky, from $10
Saltpetre Cave 112 mi
A summer-only Carter Caves tour of half a mile with about 30 stairs, plus lantern and crawling tours.
Kentucky, from $10
Cascade Cavern 112 mi
The longest regular tour at Carter Caves State Resort Park: three-quarters of a mile with 225 stairs, year-round.
Kentucky, from $12
Seneca Caverns 126 mi
A seasonal Ohio cave whose one-hour guided tour goes down natural stone steps to an underground river 110 feet below, at 54°F.
Bellevue, OH, 54°F inside, from $24
Spring Mill State Park Caves 141 mi
Caves in an Indiana state park: a $3 summer boat tour into Twin Caves, and the dry side of Donaldson Cave that you can explore on your own from Trail 4.
Mitchell, IN, from $3
Bluespring Caverns 142 mi
A one-hour tour by electric boat along an underground river 5 miles southwest of Bedford, covering 1.25 miles on the water.
Bedford, IN, 53°F inside, from $26
Perry's Cave 149 mi
A cave 52 feet below South Bass Island in Lake Erie, with short tours at around 50°F, open daily from May.
Put-in-Bay, OH, 50°F inside, from $13
Heineman Winery Crystal Cave 149 mi
A crystal cave beneath a Put-in-Bay winery, toured together with the wine cellar and a glass of wine or grape juice.
Put-in-Bay, OH, from $14
Marengo Cave 150 mi
A cave in Marengo, Indiana with two easy walking tours, the 40-minute Crystal Palace and the 60-minute Dripstone Trail, at 52°F.
Marengo, IN, 52°F inside, from $22.95