Volunteers from three rescue teams were called out to a man aged 73 and his daughter in her 50s who failed to turn up to their accommodation near Keswick on Friday.
The following evening they had to be rescued again near Langdale.
Rescue teams say people should take more care.
More top news
'The Marble Run' is aimed at getting people thinking positively about rivers in Cumbria, following last winter's floods.
Two men, aged 19 and 25, have been charged with sexually harassing two women in Jedburgh on Saturday night.
The A66 at Bassenthwaite will be closed overnight for the next six weeks to allow for flood resilience work to take place.