RT @simongerman600: Wonderful #map shows which US state borders are made up of #rivers . Source: https://t.co/2VJZyGG4xG https://t.co/WLz6A05xuf - The Calculator Guide from Twitter

Wonderful #map shows which US state borders are made up of #rivers . Source: https://t.co/2VJZyGG4xG http://pic.twitter.com/WLz6A05xuf

— Simon Kuestenmacher (@simongerman600) October 29, 2017

from Twitter https://twitter.com/GuideCalculator

October 29, 2017 at 11:41AM
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