Looks as though Peregrines like their new Scrape after the Town Hall refurbished , think completed works last year.
www.rochdaletownhall.co.uk/.../falcons
Lots of toing and froing so not sure if mates or trying to establish ownership.
Great to see new thread for old favourites, many thanks Kate One just flew away!
2013 photos & vids here
eff37 on Flickr