MN Buffalo Ridge series [The To and From] [Gibbon, MN] [Pipestone National Monument] [Blue Mound State Park] [Morton, MN Monuments] We had wonderful weather for our exploration of Pipestone National Monument in Pipestone, MN. It is amazing to see these quarries and the amount of Sioux Quartzite rock that was removed by hand with only hand tools to expose the … Continue reading Pipestone National Monument | MN Buffalo Ridge →