Call Of Duty: World At War Easter Egg - Sword on the Train

Ok on the multiplayer map "Roundhouse" head for the Bridge like Building on the side of the roundhouse climb up here and you should notice on your way there was a train under the "Bridge" when above look to the right and there should be a banister and a piece of metal sticking outwards Jump carefully on the banister then look to the left of the bridge and jump over to the banister on the left now your 3/4 of the way there now carefully narrow around the pole and then you should be on a similar place as on the right look down and you should see the end of a steam train jump on that and head to the other end before the drivers seat there is a little silver sword.