https://adamthompsonphoto.com/blog/tags/pike-national-forest/Landscape and abandonment photography by Adam Thompson, a Colorado-based photographer and outdoor adventurer.Hugoen-us© 2026 Adam ThompsonMon, 29 Sep 2025 00:00:00 +0000https://adamthompsonphoto.com/blog/hiking-to-harmonica-arch-in-the-lost-creek-wilderness/https://adamthompsonphoto.com/blog/hiking-to-harmonica-arch-in-the-lost-creek-wilderness/Mon, 29 Sep 2025 00:00:00 +0000Arch HuntingColoradoLost Creek WildernessPike National ForestHiking<p><img src="https://adamthompsonphoto.com/blog/hiking-to-harmonica-arch-in-the-lost-creek-wilderness/HarmonicaArch_hu_cf3dd641674e2723.jpg" width="1200" height="800" alt=""></p><p>Harmonica Arch, also called Finger Rock Arch, is the longest span granite arch in the United States and the fourth longest in the world. Join me as I venture into the Lost Creek Wilderness to hike to this magnificent arch.</p>