bridleway countryside distance England english exercise fence field footpath Great Britain landscape long national park path peace rural sky South Downs summer Sussex trail tranquil walk chalk fun.leisure on the move people pleasure ridge track walkers walking farm flowers harvested hill margin nature papaver plants poppies poppy red stubble verge wild atmospheric britain british clouds cultivated land grass idyllic land loch lomond meadow midlands outlook peaceful perspective plain range recreation rest scene scenery scotland trees wide autumn branches cloud color colour deciduous fall Hatchlands national trust oak park parkland Quercus Surrey tree trunk destination direction eroded erosion flower natural slope travel Trek worn animal fleece graze green lamb livestock mammal sheep spring view wool