Thought this may be of interest, dont think anyone posted this already, apologies if they have!
http://www.walkni.com/Event.aspx?ID=1799
i spotted that too and was very tempted, i've been out with them before and its a great way to try night hiking with the knowledge that you have a guide to keep you right :)
Sounds good, but, there's always a but...
"Moderate to good fitness" ;D Rules me out.