Late autumn and the swifts have long gone - but there’s a surprise in store. Author William Fiennes has driven up from London to talk about swifts.

Another trip to Broughton - and William speaks from the heart about these ‘magic birds’.

No birds around this time of year - but their timeless presence is felt.

The filmmaker is spellbound. It’s suddenly so clear why we should care an awful lot more than most of us do.

William speaks of swifts: