Residents in Mytholmroyd were certainly baffled when overnight the River Calder turned orange.
The Environment Agency identified the discoloured water as coming from an old coal mine in the hills above the village of Portsmouth, in the valley.
We have all heard of the Red Sea and the Blue Nile but what about the Orange Calder?
Well residents in Mytholmroyd were suitably bemused when overnight their river turned a rather rusty shade of rouge.
Gaynor Barnes has more.
At around 11pm on Friday night police were called to Darley Avenue in Athersley to reports that a man had been stabbed.
This Evening and Tonight: Showers or longer spells of rain are forecast through the evening and night.
For the second day running there were no deaths of people who tested positive for coronavirus in Scotland.