Ключевые слова: access, activity, alps, architecture, area, austria, boundary, cliffs, debris, depth, design, development, distinctive, earth, elevation, engineering, equipment, excavation, excavator, extraction, geology, heavy, height, hills, industrial, infrastructure, land, landscape, limits, machinery, mountain, nature, panorama, pathways, peaks, project, road, rocky, rubble, scene, site, steep, structures, summit, terrain, track, trail, valley, view, zone,