copernicus.eu Rank 85.5K. Estimated value 25,656$earthdoc.org Rank 442.3K. Estimated value 4,896$georezo.net Rank 578.3K. Estimated value 3,732$floodmap.net Rank 172.4K. Estimated value 12,660$intelligence-airbusds.com Rank 423.1K. Estimated value 5,124$aapg.org Rank 215.6K. Estimated value 10,104$nationalgeographic.org Rank 12.3K. Estimated value 181,452$rmets.org Rank 880.6K. Estimated value 2,448$geographynotes.com Rank 583.9K. Estimated value 3,696$geology.com Rank 21.6K. Estimated value 102,720$