Map of the age of rocks in North America
The North America Tapestry of time & terrain. Ages of the bedrock – red (oldest) to blue, green, yellow (newest). Via
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Flight records mapped
Air flights have long been commonplace. Nevertheless, even now, many flights are not quite ordinary. The World’s 20 longest non-stop
Read MoreHigh-income vs low-income areas in the Washington DC
Via pewresearch
Read More20 thousand tons of TNT
These secret maps were used to explain to the members of the Congressional Joint Committee on Atomic Energy (JCAE) the
Read MoreMapping climate change in South Africa
This map shows how much average temperatures have changed and are likely to change by in future. Scroll through the
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