1. The United States is home to New York, its largest city, Boston, Los Angeles which is known for Hollywood, Las Vegas, the city of casinos, Seattle, Miami, and San Francisco. Houston is also a significant city.

2. Canada boasts Toronto as its largest city, Ottawa as its capital, and Vancouver.

3. The United Kingdom's main cities include London, its capital, Edinburgh which is the capital of Scotland, Manchester, and Birmingham.

4. Australia's major cities are Canberra, its capital, Sydney which is the largest city, Melbourne, the capital of Victoria, Adelaide, the capital of South Australia, Brisbane, the capital of Queensland, Darwin, the capital of the Northern Territory, and Perth, the capital of Western Australia.