Yes, I know, sometimes the output from ljcalendars is busted. I don't know precisely what it is yet, and I've just been way too busy to even start debugging it. I'll get to it. It is just a goofy little project I play with for fun when I have time.
So Bash.org got mentioned in one of the communities I scan - and it reminded me that I haven't read that site in *ages*. I was just going through it - and laughing my ass off.
I did some Googling after seeing the video that I posted the link to yesterday. It is all real, the guy in the video is David Belle. He is the/a founder of a sport/movement called Parkour - which seems to have been picked up globally as 'Urban Freeflow', also called free running. Here are a couple of links to get you started.