Nineteen people stuck on a chairlift that malfunctioned were rescued by rope amid freezing temperatures at an Edmonton ski hill on Thursday night.

After eight people were rescued from the Calgary Tower elevator, an employee says it has been acting up for a while.

The Mach 3 is one of the tallest and most thrilling rides at K-Days, but less than two weeks ago, it stalled in mid-air at the Calgary Stampede with seven people on board - including a family from Edmonton.