Video 8. Separated flow past a pentagon. Notice that flow separates from almost every sharp corner. This is typical.
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
These videos, all available on YouTube, are demonstrated in the introductory lecture for the module on separated flows, MSc in Advanced Computational Methods for Aeronautics, Department of Aeronautics, Imperial College London.