Untitled ID: 146 | This file appears in: Thistle, Utah: Spanish Fork Canyon's Ghost Town View of the mudslide path | Source: Mark Milligan, “Geosights: Thistle Landslide Revisited, Utah County, Utah”, http://geology.utah.gov/map-pub/survey-notes/geosights/thistle-landslide/ Download Original File SourceMark Milligan, “Geosights: Thistle Landslide Revisited, Utah County, Utah”, http://geology.utah.gov/map-pub/survey-notes/geosights/thistle-landslide/ "Untitled" appears in: Thistle, Utah: Spanish Fork Canyon's Ghost Town