Tunnel entrance and walls and ceilings of rock and concrete along Hiawatha Scenic Bike Trail, Montana and Idaho, USA

---

Size: 7968px × 5315px
Location: Hiawatha Trail, Montana and Idaho, USA
Photo credit: © Lee Rentz / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: adventure, awesome, bicycle, bicycling, bike, bikes, biking, challenge, challenging, concrete, cycling, cyclist, enjoyable, enjoyment, entrance, fun, grade, hiawatha, historic, history, horizontal, idaho, journey, landscape, legacy, lookout, milwaukee, montana, nature, pass, peddling, portal, railroad, rails, rails--trails, railway, recreation, recreational, road, rock, scenic, stone, summer, tall, trail, trails, train, trains, travel, trestles, tunnel, tunnels