A Multi-Round Living Greyhawk Gran March Regional Interactive
From the introduction:
Since it’s rediscovery in the spring of 595, the area around the lost Flan city of Haradaragh has become associated with ill omen. It was the site of a githyanki incursion against Gran March and plagues and other unsavory events have manifested at irregular intervals. Since the breakup of the glacier and the revelation of the city, for the government of Gran March has been seeking an explanation of these strange events and understanding of the city itself.
User summary:
This scenario has a complicated publication history. It is provided in three versions for different experience levels (with each version having two major revisions). In addition, there is a separate and lengthy "Appendix" document for use with all three versions - the "Appendix" itself has two major revisions.