Just saw on BBC News Channel that the National Trust are trying to get kids to do '50 Things To Do Before You'er 11 3/4'.
You can see a video of the campaign here (scroll down about half way - it's a video):


One of those things is to build shelters in the woods and making a camp fire! Hmm...are the National Trust endorsing us to light fires on their land? How kind of them. I wonder how they'd react if we went on their land to make a small fire for a brew up? Just playing Devil's advocate. Still...

Here's a link the BBC report (from Newsround, not the one I saw on BBC News Channel):