Best of Panama Canal videos.
Source videos : YouTube

HD Historic Stock Footage CONSTRUCTION OF THE PANAMA CANAL # Panama Canal Construction 1912 Duhem Motion Picture Manufacturing Company # The Construction of the Panama Canal [19131914], 1937 (Reel 25 of 5) # The Construction of the Panama Canal [19131914], 1937 (Reel 15 of 5) # Panama Canal Construction: "Through the Canal Bottom" 1912.