In reply to funkyvin1:
> I am looking to get a training run in while there and have a lap of Loch Leven in mind (22 miles or there abouts) as it will be relatively flat and easy nav.
Actually just under 20 and not as flat as you think.
What kind of ultra is it? (Road, trail etc.) Might have offered to take you somewhere more interesting if I wasn't teaching school children all day, but doubt I'll want an evening 20-miler...