bike road tunnel entry, former old stone railroad tunnel

weathered waterway wall verdant velo used twowheeled tunnels tunnel tree transport trail track surroundings surrounded sunlit subway stone steerable sign side shows shadowy setting serene runs ruins road riding ride railroad rad plant pedal paved path outside old natural name machine lane infrastructure indicating historical greenery green former foliage fahrrad entry entrance driving details dark cycling cool constructed compared canal building bridge blocks blending biking bike bicycle cycling fahrrad rad bicicleta two-wheeled machine pedal riding ride driving velo biking