Wikipedia says: "Nordic skiing is a winter sport that encompasses all types of skiing where the heel of the boot cannot be fixed to the ski. This includes a wide range of ski equipment and techniques such as classic and skate cross country skiing, ski jumping, biathlon, and telemark skiing. It also involves racing."
Wikipedia says: "Nordic skiing is a winter sport that encompasses all types of skiing where the heel of the boot cannot be fixed to the ski. This includes a wide range of ski equipment and techniques such as classic and skate cross country skiing, ski jumping, biathlon, and telemark skiing. It also involves racing."