Slave Population of the United States
U.S. Census maps from 1790-1861 list enslaved population percentages by county, topping 70% in many Mississippi River and South Carolina/Georgia coastal spots by 1860.
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Poverty in the United States
% of people below the poverty line for each U.S. county. Top 10 poorest counties1. Shannon County (South Dakota) –
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Rio Olympics 2016: Participants &All-Time Medals
Participants of the 2016 summer Olympics Total number of gold medals won at all summer Olympics Via viewsoftheworld.net & geographical.co.uk
Read MoreHistoric maps of every Great Britain railway line that ever existed
The railroad system in Great Britain is the oldest in the world. The first public railway opened in 1825, which was followed by an era of fast growth. National Rail network controls most of the railroads in the country (15,811 kilometers or 9,824 miles).
Read MoreMost popular books set in each state
Via mic.com
Read MoreIncrease in total heatwave days by state
Via climate.gov & ecoclimax.com Relates post: – Heat Wave Days by US Contiguous County (1981-2010)
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The Urban Fabric Map
Compare the building footprints of cities shown at the same scale. Buildings are an indicator of transportation activity as most
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