and today, the latest version has opened. it was created by the south african architect sumayya vally and her practice, counterspace. rhodri davies went to meet her. from johannesburg, to london s hyde park. this year s pavilion at the renowned serpentine gallery has its building blocks in south africa. my practice has always been actively interested in finding ways for us to express, in design form, what being injohannesburg and what being in africa means, really. and so i think when i came to london i was really interested in being able to read the city beneath the surface, and i think that that is something that i am always learning injohannesburg. because there is the city that we are trained to see, but there are so many other cities that exist beneath it. cosmopolitan layers south african architect sumayya vally, and her practice counterspace are showing here for several months. by referencing london s migrant communities. from their markets to mosques,