Jewel Cave National Monument
Third-longest cave in world. Leashed dogs on surface trails (Roof Trail, Canyons Trail) — NOT in cave or visitor center. | 11149 US Hwy 16, Custer, SD 57730 | 1,280 acres | 3.5 miles of trails | Source:
Dog Parks Hub: Jewel Cave National Monument

Jewel Cave National Monument
Third-longest cave in world. Leashed dogs on surface trails (Roof Trail, Canyons Trail) — NOT in cave or visitor center. | 11149 US Hwy 16, Custer, SD 57730 | 1,280 acres | 3.5 miles of trails | Source:
national-park
Dog Parks Hub