About this map
Click on this map to open a new window within Wikimapia whereby you can zoom in to a 100' view of the starting point of the 30/90. If you slowly zoom out from that view you will see the larger context for the 30/90.
Click here to go back to the source page and discussion.
Click here to go to the map of the entire 30N-90W area.
Click here to go to a letter to the City of New Orleans.
And, click here to go to basic assumptions for this project.