Ramsey Rotary club is hoping to be part of a world record attempt this weekend with the help of Isle of Man residents.
A mini 'swimarathon' is being held at the Northern Swimming Pool where people will swim 100 metres or four lengths between 12 and 1pm.
More than 100 rotary clubs in 23 countries are holding the event which they hope to make an annual fundraiser.
Ramsey Rotary president Peter Whiteway says its part of the ongoing efforts to eradicate Polio:
It starts at midday on Saturday (February 25) and you can fill in the registration form at ramsey.gov.im - anyone under 16 will need parental consent.