Loading XYZ Tiles in QGIS

URL:
1. Under the Layer menu select Add XYZ Layer

2. Select New to add a service

3. Enter Name, Url path to XYZ tiles, and click OK
URL: http://cawm.lib.uiowa.edu/tiles/{z}/{x}/{y}.png


4. Click the dropdown menu, select the name of the new layer, and click Add

5. XYZ tiles are displayed in QGIS Desktop