Construction work on the enormous Boulder Dam in Colorado, United States of America.
Volunteer Civilian Corps chop down spindly trees in a forest.
The American Government keep a close eye on their growing population.
Item about the process involved in counting the results of a national census.
Building a Kibbutz in Israel / Palestine.
Footage of Jews building settlement in the Huleh Valley, Israel.
Australia celebrates 150 years since the first white men arrived at Sydney.
Aerial views of housing and industry encroaching into the countryside.