Everyone can look at the map. I think the group will start in/just outside of Arndulanth.
Everyone can read History, starting with the Greyhawk wars.
Anyone with ranks, religion can go to University, then college of Autgarius, then The deities of oerth.
Anyone with ranks in knowledge, geography can go to lay of the land, general, lay of the land, Gamboge forest and Flinty hills
Druids/spirit shamans can go to lay of the land, the adri forest
Living Greyhawk site with Nyrond infomation:
http://www.nyrond.org/turbine/page/nyr/
History at:
http://www.nyrond.org/turbine/page/nyr/gazetteer/
Anyone taking knowledge, local will have a wealth
of information available. The website is a treasure
trove. If you want to see where Nyrond is in relation to the
Flanesse you already know, check map at:
http://www.highprogrammer.com/alan/gaming/dnd/greyhawk/map/index.html