After a harrowing first lock experience, Lizzy and Rob favoured a technique of tying off mid-cleat and motoring against it, whether against a ladder - or to the Rhone locks' easier floating bollards. Credit: Lizzy Bolan

From buying a suitable yacht to negotiating 371 locks, three tunnels and travelling 1,400 miles from Fareham, Lizzy Bolan shares the highs and lows of navigating the French canals

James Stevens answers your questions of seamanship - this month, what should you do when the buoys you see don't match the chart?