TREASURE hunters believe they may be one step closer to finding the Amber Room stolen by the Nazis in World War Two after they discovered a hidden railway in a bunker. The incredible discovery was made by the Ja?wie? Historical and Exploratory Association which stumbled upon the rail tracks and wagon wheels while digging at the Mamerki bunker in Poland. 3 The amazing discovery was made at the Mamerki bunker in Poland Credit: Alamy 3 The team came across some hidden rail tracks 3 They believe their discovery could lead them to the Amber Room treasure The tracks were discovered...