Summary: example above I m giving it the prefix of local Once the namespace is included we can then use our OpenStreetMapTileSource object within the XAML Create a TileSource for OpenAerialMap The process of creating a Custom Tile Source and adding it to the Map is identical for OpenAerialMap Imagery as the above example for OpenStreetMap with the exception of the uriFormat that is
Image Dimensions: 244 x 215
Image originally found here.