Question: What is the name of this area in northern Georga that comprises two United States National Forests with a combined total area of 866468 acres, and which surrounds the James H. Floyd State Park?
Sentence (from "Chattahoochee-Oconee National Forest"): The county with the largest portion of the forest is Rabun County, Georgia, which has 148684 acre within its boundaries.
Relevant evidence: No