Chat Report Accident Traffic Neptune's Cavern 2024-12-28 Roadnow click anywhere on map to find more poi nearby Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Neptune's Cavern Quincy, MI 11.97 mi Bronson, MI 16.12 mi Union City, MI 18.70 mi Interstate highway exits close to Neptune's Cavern Exit 10, i69 2.53 mi Exit 13, i69 4.29 mi Exit 16, i69 8.83 mi Interstate highways close to Neptune's Cavern i69 map 2.53 mi i80 map 19.78 mi i90 map 19.78 mi State roads close to Neptune's Cavern US 12 MI map 3.27 mi MI 86 map 4.13 mi IN 120 map 18.82 mi