: When the Amazon river and Rio Negro meet - WTF fun facts | April 4 2016 at 06:04AM | http://www.letstfact.com

: When the Amazon river and Rio Negro meet - WTF fun facts | April 4 2016 at 06:04AM | http://www.letstfact.com

Maps That Will Help You Make Sense Of The World This is so cool!  There seems to be one for everything.  Lots of teaching opportunities here!

Maps That Will Help You Make Sense Of The World

Maps That Will Help You Make Sense Of The World This is so cool! There seems to be one for everything. Lots of teaching opportunities here!

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