Remembrance tourism attracted 20 million visitors to France last year and interest in the history of the battle sites and cemeteries is rising despite the passage of time.

As the centenary of WW1 and the 70th anniversary of D-Day approaches, the expectation is that more people will come.

At Vimy Ridge in the Nord-Pas-de-Calais region, Rajan Datar discovers why many tourists are choosing to pay their respects or to trace fallen relatives of long ago.

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