Ontario Highway 413

 https://en.wikipedia.org/wiki/Ontario_Highway_413  https://www.highway413.ca

Southern_Ontario has about half the equivalent of the population of Australia.

https://www.newmarkettoday.ca/local-news/highway-413-could-expand-to-10-lanes-by-2041-documents-7879679

https://environmentaldefence.ca/2023/12/13/whats-the-deal-with-highway-413/

https://www.highway413.ca/wp-content/uploads/2019/09/Technically-Preferred-Route-Roll-Plan_Aerial-Photography.pdf

https://environmentaldefence.ca/hwy-413-map/

https://news.ontario.ca/en/statement/1003963/ontario-achieves-legal-certainty-to-move-forward-with-ontario-place-calls-for-additional-clarity-for-highway-413

https://en.wikipedia.org/wiki/Southern_Ontario#Transportation

https://thenarwhal.ca/highway-413-life-ontario/

Texas has more people than Australia & California has more people than Canada.