sentence: There are people at the top of a snowy hill on tube rings. sentence:  Suddenly the people start riding down the hill. sentence: Now multiple people are shown riding down the hill on the tube rings and they are all smiling and having a good time as they either ride down alone or connected to other tubers. sentence: One of the rider even rides down lying flat on the tube with their face down and not looking around until they've gone completely to the end and on flat land.