...saw:

hidden messages, bridges, harbours, oil raffineries, stations, trains, waiting halls, more stations, more waiting halls, my nose stud going down the gutter.

5 is the sign.

54 68 65 72 65 27 73 20 6f 6e 65 20 74 6f 20 79 6f 75 2c 20 62 6c 69 70 74 77 69 6e 2e 20 0d 0a 46 65 6c 74 20 79 6f 75 72 20 66 69 6e 67 65 72 20 6f 6e 20 74 68 65 20 73 68 75 74 74 65 72 2e 20 78 78 ;)