It's just after 1pm on a Monday and three old friends are attempting to dredge a section of the Manchester, Bolton & Bury Canal by hand.
It's dirty, smelly, back-breaking work, but Carol Garner, Sarah Greenhalgh and Lynne Curley are happily giving up their free time to do it. "When we were kids this canal was clear," says Carol. "Everyone learnt to swim in here.
We're just trying to get it back to how it was." Read more: Life in Greater Manchester's isolated terraced houses The canal is an important landmark in Prestolee.
With the River Irwell also running to north, south and west, it means the 'island village' on the outskirts of Bolton is surrounded on all sides by water.
Read more on manchestereveningnews.co.uk