Description: World Rivers represents the major rivers of the world for small scale display. The CARTO_SCALE field indicates the approximate maximum scale denominator at which a feature should be displayed. Use it to filter out some rivers at ever smaller scales.
From Esri Data and Maps for ArcGIS®, 2014.
Copyright Text: Esri Data and Maps for ArcGIS®, 2014
Description: Physical Landforms of the world. Includes mountains, deserts, plains and other landforms.
Based on Landforms_NA layer (http://education.maps.arcgis.com/home/item.html?id=d39b416f017c47a48c71210e100a467a) from Esri, and expanded to the rest of the world based on Natural Earth Data, Goode's World Atlas and National Geographic Family Reference Atlas.
Copyright Text: Esri, USGS, National Geographic, Rand McNally, Maps.com
Description: The Randolph Glacier Inventory, version 5.0 - a global inventory of glacier outlines. This layer has been generalized for faster web display, and some names added from Natural Earth data.