Wreckage from the Roswell UFO incident could still be buried in the desert, an expert has claimed.

The astonishing revelation is made in a startling new six-part documentary which sets out to get the bottom of the world's most baffling UFO mystery.

Former CIA operative Ben Smith has been called in to work with a team of top experts to find out exactly what happened in New Mexico in July, 1947.

And he exclusively told The Sun Online he believes debris from the crash could still be buried in the sand just waiting to be found.

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