Old Railway Tunnel, Gardens of Stone National Park The glow worm tunnel is one of two old railway tunnels constructed in 1907 for the railway that served the Newnes Oil Shale mines. The first tunnel (this one) is now a passage for vehicular traffic but the ghost of the old trains remain with the soot still marking the rock. Today's post is paticipating in the theme day "Passageways" by the City Daily Photo community. Click here to view thumbnails for all participants Words to walk with: To A Locomotive in Winter by Walt Whitman "Thy black cylindric body, golden brass and silvery steel, Thy ponderous side-bows, parallel and connecting rods, gyrating, strutting at thy sides, Thy metrical, now swelling pant and roar, now tapering in the distance. Thy great protruding heat-light fixed in front, Thy long pale, floating vapour-pennants, tinged with delicate purple, The dense and murky clouds out-belching from thy smoke-stack, Thy knitted frame, thy springs and valves, the ...