This is the oldest cache that I've been to so far.
The oldest in North Carolina is [url=http://www.geocaching.com/seek/cache_details.aspx?wp=GC70]Octopus Garden[/url], the oldest in South Carolina is [url=http://www.geocaching.com/seek/cache_details.aspx?ID=244]Modoc Stash[/url] and the oldest in Georgia is [url=http://www.geocaching.com/seek/cache_details.aspx?ID=29]Beaver Cache[/url].