"People having their feet moving tables specially made. Each table has an arm (2 meters) long and a palm (10 cm.) Long and both front and back rises from the ground. In the middle of the table, There is a place to put the foot, which is a hole with very tight leather straps, which are attached to the feet ... " This is the testimony of Abu Hamid, a native of Granada, who during a trip to Asia in the twelfth century, strange discovered that the natives used to scroll through the snow. It is a rare and little-known text, which indicates the use of old skis.