For nearly a century, a political chasm has divided Turkey and Armenia - two neighbours with bitter hostilities from the first world war.
Now, both governments are set to sign a landmark peace accord: the first step towards normalising diplomatic relations.
The move is expected to bring significant economic benefits to the region - a vital transit corridor for gas and oil to the West.
But it is also opening old wounds for many Armenians who accuse Turkey of a genocide in the waning days of the Ottoman Empire.
Al Jazeera's Anita MacNaught reports from the Turkey-Armenia border.
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