<?xml version="1.0" encoding="UTF-8"?> <map> <name>USGS Topo</name> <url>https://navigator.er.usgs.gov/tiles/tcr.cgi/$z/$x/$y.png</url> <zoom min="2" max="15"/> <copyright>Map services and data available from U.S. Geological Survey, National Geospatial Program.</copyright> </map>