Royston Royston's depot is awaiting rehabilitation, which is expected to begin soon. The rail line through town, built as the Elberton Air Line, eventually became a part of Southern Railway. It is now operated as the Hartwell Railroad. (Photo: February 2003.) Georgia's Railroad History & Heritage. Copyright, Steve Storey. Railroad History | The Depot List | Locomotives On Display | Odds & Ends | Sources & References | Home