Currency or money is a medium of exchange. Currencies initially appeared in the fertile river civilizations of Sumer and Egypt. These early civilizations used metal, beads, or ivory to represent stored commodities. By exchanging the tokens, they were able to trade various commodities without the need to physically move them…. Read more“Map Monday, Currency Names Across the World”
Map Monday, Continental Drift & the Future
Continental drift, if you’ve been reading these blogs since the early days, you may recall an early Map Monday post about Pangea. It featured the ancient supercontinent with modern political boundaries superimposed on top. It also included a somewhat forced reference to the Crosby, Stills, and Nash song Marrakech Express…. Read more“Map Monday, Continental Drift & the Future”
Map Monday, US State Symbols
While they’re not sovereign entities, each US state has its own flag, state seal, and numerous other symbols. Flags and seals generally date from the state’s admission to the union. Creation of other state symbols has been a little more haphazard. In general, official state symbols are designated as such… Read more“Map Monday, US State Symbols”