Map Projections
- Map Projections (USGS)
- Map Projection (Wikipedia)
- Map Projections Overview (University of Colorado at Boulder)
- Map Projections Home Page (Hunter College)
- A Gallery of Map Projections (Paul Anderson)
- Machine Space - Map Projections (Laurie A. B.Garo)
- Picture Gallery of Map Projections (Hans Havlicek)
- World of Mathematics (Wolfram Research)
- Mapping the Projection to the Need (by Cartography and Geographic Information Society)