In this final episode on transit and public space, the New York Times’ Vivian Nereim tells us about the accelerated transformation of Riyadh as Saudi Arabia attempts to make its capital more livable and attractive to investors and visitors. Sarah David, a Kenyan domestic worker, talks about getting around the city, and transport expert Benjamin de la Peña discusses the one-size fits-all approach to transforming transit systems globally and how decolonisation might be vital to achieving real change.