ShotHotspot has mapped 7 abandoned places in Pennington, South Dakota, ranked by how often they're photographed, viewed and voted for. The most popular are Spokane Ghost Town, Abandoned Town South Ghost and Old Abandoned Southdakota Blackhills. Some are private property or unsafe, so get permission before you visit.
We don't know whether you're allowed to visit any of these places. Many are private property, closed to the public or unsafe: get permission from the owner or the relevant authority, and take safety precautions.
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