in Map Map : If the sea level dropped a minimum of 801m (~half a mile), you could walk from Europe to North America over several land bridges.
in Map Map : Can someone help me find where I could buy a map like this online? As a digital file. Or maybe make one. needs to be of Greenland and outline version like this one. nice to see the relief outlines etc.
in Map Map : All major rivers of Australia. The brighter ones are perennial and others are seasonal (source: Geoscience Australia) [OC]
