Historical world maps encompassing but not limited to, Europe, North and South America, Asia, and the Middle East. Edmaps.com is a free online cartographic resource that is regularly updated.

The Sanborn Fire Insurance Maps Online Checklist provides a searchable database of the fire insurance maps published by the Sanborn Map Company housed in the collections of the Geography and Map Division. The online checklist is based upon the Library's 1981 publication Fire Insurance Maps in the Library of Congress and will be continually updated to reflect new acquisitions. This provided a national search

Kansas Memories at the Kansas Historical Society provides online historical Platt Maps of Riley County and a few other counties.For other maps, click on "Kansas Memory", at the top, then the county of choice on the next page. The Riley County 1881 Platt Book contains histories, maps, biographical sketches and views of residences, schools and businesses.

Kansas Memories at the Kansas Historical Society provides online historical Platt Maps of Riley County and a few other counties.including this map of Pottowatomie County. It contains histories, maps, biographical sketches and views of residences, schools and businesses.

Atlas includes Business Directory and Departments along with Plat maps for townships.

Each State page contains rotating animated maps showing all of the county boundary changes & all of the county boundaries for each census year for each year. Past and present maps of US are overlaid so that you can see the changes in county boundaries, downloadable County D.O.T. Maps, and state atlas maps.