If you have plenty of time at your disposal, consider renting a sail-it-yourself canal boat or cabin cruiser and drifting slowly along the Canal de Bourgogne from Dijon, or the tributaries of the Loire, or the Canal du Midi from Toulouse down to the sea at Syte.
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You might consider renting a canal boat to sail around yourself and sight see if you have time to spare.
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Although there are many sights to see, unfortunately, you cannot rent a canal boat or cabin cruiser.