hiking line icons set. hiking, trail, walking, trekking, path, natural, climb outline concept

icon line vector hiking trail walking trekking path natural climb outdoors backpacking explore mountain tour native adventure scenic pathway rocky woodland expedition summit vistas wilderness rocks vista descent ramble roam excursion travel rugged trip nature mountaineering ruggedness scenery slope trek climbing backcountry ascent clamber wander trekker wooded landscape outing