Full titles read: '"The desert shall rejoice and blossom as the rose" - 100,000 arid acres will be irrigated on completion of this mighty dam, creating a lake 25 miles long & 3 wide."
Arizona, United States of America (USA).
Various shots show construction work on the huge dam.
Two yachts racing at sea.
A glimpse inside the illuminated caves of Oregon.
3,000,000 volts of electricity spark off a huge rod.
President-elect Herbert Hoover visits South America.
A look at U.S. polo players practising for the Cup.
Terrible fire in the wooden city of Colon in Panama.
Scenes of flooded towns in South America.
Ecuador forges final rail link between its capital Quito and the Pacific.