arid Australia brown bush bushland central-Australia desert-country desert-region dry formations height high hot inland outback outcrop ridge rock-formations rocks rocky rough rugged scrub shrubbery sunlight sunshine terrain textures trees vegetation autumn autumnal blue heather highland highlands hill hills lake loch Maree mountain mountains rive road rock scotland scottish sky tourism tourist view viewpoint Alice Springs central Australia clear-sky gully austere bare barren bleak cliff cloud desolate dolomites forbidding grim hidden inhospitable Italy mist nature obscured remote scree severe snow stern wild wreathed boulder canada destination direction hard hike landscape montane natural path range Rockies stone summit track trail travel Trek Armeria coastline flowers Great Britain hillside island Pembrokeshire pink sea shore Skomer spring summer thrift united kingdom wales welsh animal carry conifers forest horse mammal pack pack-horse peak Rocky Mountains saddle transport tree