Well I clicked on the link and my work flagged that site under "caution". So what's on it?
Running on an airport tarmac doesn't sound appealing to me.
Is that tarmac mostly concrete? Or mostly asphalt? If concrete, EEEK!
A 5K race in Antarctica
One of our members, Omar Marcillo, is currently at McMurdo station in Antarctica. They have a tradition there of running a 5K race on the Saturday of Thanksgiving weekend. He writes:
"It was not as good as I expected my time was 30m16s, in the first part of the race I was flying, once i touched the ice, my throat was drier and drier so I ended almost walking. Anyway, the scenery was awesome running on frozen ocean, with glaciers around you, it was quite an experience..."