From Westbound Interstate 90, take exit 131 (Cactus Flat) or exit 110 (Wall). Follow signs to Badlands National Park. From Eastbound Interstate 90, take Exit 109 near the community of Wall. Follow signs directing vehicles south approximately seven miles to the Pinnacles Entrance of the park. From Highway 44, Highway 44 intersects with Highway 377 in the town of Interior. Follow 377 two miles to the Interior Entrance to the park.

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