English: The Marietta Fire Department would like to thank Six Flags Over Georgia for allowing them and other public safety agencies to conduct swift water rescue training at the site of Thunder River. This city of Marietta photograph is being made available for publication by news organizations and/or for personal use printing by the subject(s) of the photograph. The photograph may not be manipulated in any way and may not be used in commercial or political materials, advertisements, e-mails, products or promotions that in any way suggests approval or endorsement of the city of Marietta, its elected officials or staff. Publication of this photograph must include a credit: "Photo courtesy of the city of Marietta."