The 2057 time capsule was buried in Veteran's Park on Veteran's Day weekend, November 10, 2007. It is 15 feet long, five feet in diameter, made from half-inch thick carbon steel and assembled by Boyle Services with materials and fabricating assistance C.G. Martin, Prescor and Port City Metal Services. The capsule was pumped full with inert gas, forcing out oxygen and moisture. This event was the work of the Junior League of Tulsa and Tulsa's Young Professionals.