How distorting are map projections? Here’s what four commonly used systems of projection do to a human head. From the 1921 publication Elements in Map Projection comes this striking demonstration of ...

Introduction -- Coordinates and reference systems -- 3. Map projections -- 4. Transformations -- 5. Global navigation satellite systems -- 6. Case studies -- Appendix A. Terminology -- Appendix B.

Here at Directions Magazine, we've been chewing over the implications of Google Maps, Google Earth, Yahoo Maps, A9 and the upcoming MSN Virtual Earth for some time.Last week's Where 2.0 saw the ...