Wiktionary
n. (context idiomatic English) A nickname for the United States.
Wikipedia
Land of Opportunity is an urban documentary released in 2011 and directed by Luisa Dantas. Set in New Orleans, Louisiana, the film tracks eight protagonists as they maneuver a post Hurricane Katrina landscape.
Usage examples of "land of opportunity".
And in America, the land of opportunity, many previously poor Italians became relatively affluent, and so aroused the envy of those who remained poor.
Men who had faced danger and death on the battlefield considered the West a land of opportunity for anyone proficient and daring enough with a gun.
For a time it had been possible to emigrate to India, that new land of opportunity.
Directly I was demobbed, the family started talking about the Land of Opportunity and shot me on to a liner.