riffsyphon1024: Standing Water
riffsyphon1024: Distance Reminder Sign
riffsyphon1024: More Wind Energy
riffsyphon1024: Pipelines?
riffsyphon1024: Windmill Propeller
riffsyphon1024: South Dakota Welcome Sign
riffsyphon1024: Wooden Teepee
riffsyphon1024: Minnehaha County Historical Marker
riffsyphon1024: Visitors Center Closed?
riffsyphon1024: Likely Hills of Sioux Quartzite
riffsyphon1024: Exit to the USGS
riffsyphon1024: First Wall Drug Sign
riffsyphon1024: The Wrong Side of the Road
riffsyphon1024: Opening Up
riffsyphon1024: Expanse of South Dakota
riffsyphon1024: Goat Horns
riffsyphon1024: Into the Missouri River Valley
riffsyphon1024: Chamberlain at the Missouri River
riffsyphon1024: Bridge Over Calm Waters
riffsyphon1024: Green Sign of Notification
riffsyphon1024: Missouri River Expanse
riffsyphon1024: Pierre Shale on the Opposite Shore
riffsyphon1024: The Heavily Recessive Pierre Shale
riffsyphon1024: Oaxaca Trading Post
riffsyphon1024: Into the Desolation
riffsyphon1024: Pierre Shale 1
riffsyphon1024: Pierre Shale II
riffsyphon1024: Pierre Shale III
riffsyphon1024: Grain Elevator
riffsyphon1024: Mountain Time Zone