Was the Berlin wall two walls?

Answer:
In effect yes. The Berlin Wall consisted of a series of obstacles including alarmed chain link fences, high concrete walls, tank traps, mined strips, trip-wire operated guns, dog runs, manned watch towers and ditches.
First answer by Guyfawkes. Last edit by Guyfawkes. Contributor trust: 622 [recommend contributor recommended]. Question popularity: 2 [recommend question].