Complex sentence: There is a vague path amongst the grass which leads to the summit, the top of the fell is strewn with a few boulders and there is a fair sized cairn which is a landmark for several kilometres around.
Split into simpler sentences: There is a vague path amongst the grass which leads to the summit. The top of the fell is strewn with a few boulders and there is a fair sized cairn which is a landmark for several kilometres around.