Mubong sugid:

This map was created using the following website server: http://www.demis.nl/home/pages/wms/demiswms.htm#introduction archive copy at the Wayback Machine.

I have made some modification to put text and to remove some toolbar image.

The website gives the following disclaimer:
With this statement DEMIS BV grants you permission to freely copy the PNG images returned by our server and use them for your own purposes, including web pages. We would appreciate a reference to our server but such a reference is not required, nor do we take responsibility for the accuracy or quality of the maps

Pagtugot

This image is in the public domain because it came from the site https://www.demis.nl/products/web-map-server/examples/ and was released by the copyright holder. Permission is granted to copy, distribute and/or modify this map since it is based on free of copyright images from: www.demis.nl. See also approval email on de.wp and its clarification. Deutsch | English | македонски | മലയാളം | Nederlands | slovenščina | +/−

This work has been released into the public domain by its copyright holder, www.demis.nl. This applies worldwide. In some countries this may not be legally possible; if so: www.demis.nl grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law. Public domainPublic domainfalsefalse