The most participants to swim one length each in a 24 hour relay is 5,028 and was set by Swim For Children (Italy) at Padovanuoto, Padova, Italy, on 11-12 June 2010.
Youngest participant: 4 years old. Oldest participant: – 81 years old. More than 50,000 EUR (?41,000, $61,000) was raised for Paediatric Research Institute “Citt? della Speranza”. Participants covered a distance of more than 92 km (57 mi).