A rendering of the Sen̓áḵw development in Vancouver, Canada.Courtesy of the Squamish NationCanada's First Nations are breaking ground on historic housing and community development projects.The country's most significant developments are happening in Vancouver, its most expensive city. These indigenous "city-building" projects are some of the biggest globally and could be a model for the US.Much like in the US, Canada is experiencing a severe housing affordability crisis, and the country's indigenous communities, known as First Nations, have long suffered disproportionately from inadequate housing.But Canada's indigenous communities are fighting to address the issue.