trekking line icons collection. adventure, hike, nature, trail, mountain, backpack, wilderness and linear

vector icon line sign adventure hike nature trail mountain backpack wilderness exploration discovery terrain challenge expedition landscape scenery stamina endurance outdoors trekker trek peak summit altitude basecamp campsite route navigation survival oxygen acclimatization perseverance resilience travel backpacking mountaineering trails unexplored remoteness solitude challenging breathtaking vistas skyline fresh air mother trekking poles boots