Probably an artifact of the texture being in a cylindrical projection, mapped back onto a shpere. Here is the texture image http://callumprentice.github.io/apps

Probably an artifact of the texture being in a cylindrical projection, mapped back onto a shpere. Here is the texture image http://callumprentice.github.io/apps/flight_stream/images/earth_airports.png http://callumprentice.github.io/apps/flight_stream/images/ea...