As they looked, this lower mass moved, the glistening folds catching the moonlight, and they could see that the monster's progress was along the ground.

It was coming towards them at a swift pace, so they turned and ran, taking care to make as little noise as possible, either by their footfalls or by disturbing the undergrowth close to them.

They did not stop or pause till they saw before them the high dark tower of Doom..