von Karmann vortices (e.g. [1]) are particularly nice.
[0] http://rammb.cira.colostate.edu/ramsdis/online/loop_of_the_d...
[1] http://rammb.cira.colostate.edu/ramsdis/online/loop.asp?data...
von Karmann vortices (e.g. [1]) are particularly nice.
[0] http://rammb.cira.colostate.edu/ramsdis/online/loop_of_the_d...
[1] http://rammb.cira.colostate.edu/ramsdis/online/loop.asp?data...