March 28th, 2012
09:26 AM GMT
Berlin (CNN) – Roland was a border guard. For four years, he patrolled the Berlin Wall. He had a licence to kill his fellow East German citizens if they tried to escape. Roland is part of Berlin's past.
Lara is four. She has only ever known freedom and democracy. She is part of Berlin's future.
As the pair stroll, hand-in-hand, along one of the last stretches of the wall, memories are handed down.
This is a city that may have moved on, but has certainly not forgotten.
The need to remember echoes around Berlin, and theÂ wall features prominently in blue prints for the future.
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