Icebreakers break up the frozen surface of the St. Lawrence River in Canada.
Full title reads: "Canada. Spring is here ... definitely! Winter's reign ends as Icebreakers are able to open up the St. Lawrence River for the first time since end of last Autumn."
Saint Lawrence River, Canada.
Two Ice breaking ships sail towards frozen ice pack on river. (The ships are named "Saul" and "Lady Grey"). Ship crashes into "29 inch thick" sheet of ice on river. The ice sheet cracks under the force.
Closer shot of the bow of one ship going through the ice.
Man standing on frozen river as Icebreaker moves through ice behind him.
High angle shot of ice breaker at work. Closer shot of bow of ice breaker.
Shot from deck of ice breaker. The ships are clearing the pathway to Montreal Harbour.
High angle shot of broken ice floating in the river.