Longest series of sailing circumnavigations
Who
Jon Sanders
Where
Australia (Fremantle)
When

Jon Sanders (Australia) completed a series of three non-stop singlehanded circumnavigations in 13.9 m (44 ft) sloop Parry Endeavour in 657 days from 25 May 1986 to 13 March 1988. Starting and finishing in Fremantle, Western Australia, he made one circumnavigation Westabout and two Eastabout.