While its existence has become a source of controversy on both sides of the Channel, some are also angry at attempts to destroy it.

17 December 2016 Last updated at 12:26 GMT
Garry Reed joined Swimbridge Primary School in 1982, but retires this Christmas.
Known by his students as "a funny teacher with very good jokes", Mr Reed said he has never arrived at school in North Devon without looking forward to the day ahead.
Russell Hobby, the general secretary of school leaders' union NAHT, said: "Mr Reed is one of the longest-serving heads in the country.
"What a fantastic achievement to have led a school so well for so long"
Demolition teams - backed up by riot police - are dismantling parts of the migrant camp in Calais, known as the Jungle, which has become home to thousands of people desperate to reach Britain.
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One of the longest-serving head teachers in the country is retiring after 35 years at the same school.