The further we trecked, the softer the land became. Step by step, heath grass gave way to moss, low-growing sh

The further we trecked, the softer the land became. Step by step, heath grass gave way to moss, low-growing shrubs and ferns, and then sloshy puddles of stinky swamp water. The muddy ground sucked at our feet, and soon our party was jumping from hassock to hassock. Finally we reached the first group of mysterious humps... and learned they were no mere hills, but dugout dwellings!