Digital illustration, mountainous landscape, hiker, backpack, sunset, silhouette, adventure, outdoor, nature, exploration, wilderness, high altitude, peak, climbing, trekking, alpine, snow-capped, rugged terrain, tranquil, serene, scenic, panoramic, solitude, tranquility, serenity, peacefulness, calmness, stillness, quietness, silence, seclusion, isolation, remoteness, advent