Directory includes:

CONTENTS.LPKX - ArcGIS Pro package with layers used in maps
CONTEXT.MAPX - ArcGIS Pro Map File for Context Map
CONTEXT.PAGX - ArcGIS Pro Layer File for Context Map
Dairy Air Turbine.kmz - Google Earth KMZ file for turbine location
DETAILMAP.MAPX - ArcGIS Pro Map File for Detail Map
DETAILMAP.PAGX - ArcGIS Pro Layer File for Detail Map
DPS-MK-2-.INDD - Adobe Indesign File for Map Layouts
VIEWSHED.MAPX - ArcGIS Pro Map File for Viewshed Map
VIEWSHED.PAGX - ArcGIS Pro Layer file for Viewshed Map