What is a cobogó?

​The Cobogo was invented in Recife (Brazil), by three Brazilian engineers to improve the comfort of new buildings. The name comes from the combination of the first syllables of their surnames: Amadeu Oliveira COimbra, Ernest August BOeckmann and Antônio de GOes. It is a feature of modernist architecture which is mostly made of cement and brick and adopting geometric shapes. It aims to protect from the sun and increase the shade, bringing fresh air to the interior of the building. It was also used for aesthetic reasons and to give some privacy
​

Walk along the Axis and discover which houses these ceramic grills belong to: