The origins of Amsterdam are associated with the event of the dam about the Amstel River named Amestelle, which means 'watery area', from Aa(m) 'river' + stelle 'web-site at a shoreline', 'river bank'.[36] During this place, land reclamation started out as early as the late tenth century.[37] Amestelle was Situated together a facet arm of your IJ.