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Google Maps archive at Online Archaeology
After rewriting the map so that it could handle layers more efficiently, I thought I’d blog an example of how to use it. In this example, I’m going to add 2 layers, each with a KML file containing data from distinct data sources.
United Nations Cartographic Section Web Site
This is the United Nations cartographic web site. Links to other sites are provided for information only. The inclusion of these links and their content does not imply official endorsement or approval whatsoever by the United Nations. The depiction and use of boundaries, geographic names and related data shown on maps and included in lists, tables, documents, and databases on this web site are not warranted to be error free nor do they necessarily imply official endorsement or acceptance by the United Nations. Unless otherwise noted, the maps included on this web site are produced by the Cartographic Section and are copyrighted by the United Nations.
National Atlas home page
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In case that the download session is open and you try to download 100 tiles, the general guideline for the shortest waiting time is as below: If the server becomes busy with many download requirements, it takes more time to wait and download, and your download session could get cut off according to the circumstances. In addition, please note that download will be blocked by Internet Explorer at the first download after moving into download screen if you use Internet Explorer.
ASTER GDEM
ResMap provides free online access to GIS-ready satellite data.
Free Online GIS-Ready Satellite Imagery