The rusty archways were all that's left of the once busy railway. Steel supports choked in soot and dirt, loomed over the small valley underneath. The zigzag pieces of steel going up the supports acted as steep stairs leading up to the unused railway. At the top, railway lines had rusted over and bolts and were missing.
This is the main mode of transport for the rebels in hiding.
Remember to have your wits about you down here, not everyones on your side