ARCH³ DAN PRATTDocumentary PhotographerArchitectural HistorianArchaeologist About Projects All Projects Historic American Buildings Survey (HABS) Historic American Engineering Record (HAER) Historic American Landscapes Survey (HALS) Minnesota Historic Property Record (MHPR) Properties All Types Architectural History Buildings Digital Documentation Landscapes Lighthouses Monuments Tunnels Featured Pillsbury “A” Mill Tunnel Pipestone National Monument Dale Street Reservoir Ah-Gwah-Ching State Sanatorium for Consumptives Scotts Bluff National Monument Jon Arfstrom Diaries North Pier Light South Breakwater Light
