We visited exercise Frisian Flag 2023, which was hosted by Leeuwarden Air Base from 2 to 13 October 2023.The exercise normally takes place in March or April, but due to extensive runway repairs at Leeuwarden this edition of the exercise was planned in October. Peter de Vos and Bram Marijnissen visited the exercise and wrote a report, which was published in Volume 15, Issue 2 of The Aviation Magazine: The Aviation Magazine No.89.