Rival logging companies battle for the Valley of the Giants (redwood trees) when a young engineer returns home to help his father by building a new rail line to transport the logs to the sawmill. A romance between the engineer and the rival's niece complicates the situations.

A dancehall girl struggles to make a life for herself in the mining camps of Alaska, despite the obstacle of a villainous gambler.

Dramatic adventure of the wildcat oil industry set amongst the derricks.