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A guide for finding resources for geography students at Augustana College.

Online Map Collections

Included in this section are resources that you can use to find maps to aid in your research.

  • Tredway Library's Map Collection
    Tredway library is home to a physical map collection containing maps of Illinois, Iowa, and surrounding areas. The maps are housed on the first floor of the library. 
  • United States Geological Survey (USGS) Maps
    USGS programs produce geologic maps and 3-D geologic frameworks for use in research, as well as organize, maintain, and publish the geospatial baseline of the Nation's topography, natural landscape, built environment and more.
  • Perry-Castañeda Library Map Collection - University of Texas at Austin
    The Perry-Castañeda Library Map Collection (PCL 1.306) is an online general collection of more than 70,000 maps covering all areas of the world in both modern and historic times. 
  • USGS Earth Explorer
    Allows users to view satellite images of the world. 
  • National Map Small-Scale Collection - USGS
    With the 1997-2014 Edition of the National Atlas of the United States being retired in September 2014, USGS created The National Map (TNM) in order to make a collection of the small-scale datasets originally developed for the National Atlas available to users.
  • Water Resource Maps USGS
    ​The Water Resources Mission Area has created a wide variety of spatial products from GIS datasets, online mappers and decision-support tools, data visualizations, and traditional static maps for use in research.