CHATTANOOGA, Tenn. (WDEF) — If you’re a fan of historic aircraft, you’re in luck this weekend. One of two airworthy Boeing B-Twenty-Nine super fortresses is currently on display at Wilson Air Center in Chattanooga. The aircraft is named Fifi, and she is available for tours and even flights up until Sunday. B-29 flights start at nine o clock on Saturday. Other aircraft include a B-twenty-five, a T-six, and a P-T-Thirteen.