When winters are cold enough to allow the freshwater canals to freeze hard , the province holds its traditional Elfstedentocht -LRB- Eleven cities tour -RRB- , a NUMBER@1 kilometers ice skating tour .

The province is also famous for its ice skaters , and also for the Elfstedentocht -LRB- Eleven cities tour -RRB- , an ice skating race of NUMBER@1 kilometers .
