For our local scene we will be creating in Pro we will want to use a hosted elevation layer so when you share this local scene to ArcGIS Online to create a web scene it will be using the same hosted elevation layer and correct extent. When creating a hosted elevation layer you will want to make sure you make sure your using a coordinate system and tiling scheme that will later match the same as basemap layer. In the provided data there is a tiling scheme file so we will not have to generate one for the elevation layer. In Pro we are going to use the Manage Tile Cache tool. Here you will use the Portland_DTM3ft data as the Data Source which is in the downloaded file geodatabase and on the Input Tiling Scheme, pick the option to Import scheme and select the Portland_DTM3ft xml file and run the tool. Read More