Border fence (left) and cliff top (right)
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EU referendum: What might it mean for the UK's borders?

The issue of borders and immigration is amongst the many topics that are discussed during the current EU referendum campaign.

From the border of Hungary and Serbia, where a new fence has been built to keep migrants out of the EU to the white cliffs of Dover, the BBC's Damian Grammaticas takes us on a journey and explains the complexities surrounding this topic.

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