Full titles read: "THE MENACE OF THE SEA - Captain Bob Bartlett, famous Arctic Explorer - (he accompanied Peary on his dash for the Pole) explains how huge icebergs endanger navigation in the North Atlantic."
Several shots of large icebergs taken form the deck of a large ship. Good M/S of large iceberg. The commentator informs us that the "Bergs often rise as high as 500 feet". Various shots men on the deck of a ship firing a large gun at the icebergs. L/Ss of explosions on the side of the icebergs.