Large stones conceal a single column supporting the upper level of this concrete house near Porto Alegre, Brazil, configured to protect the roots of a centennial fig tree. More
Brazilian architecture studio Arquitetura Nacional has transformed a duplex apartment in Porto Alegre using a black spiral staircase, brise-soleil and locally sourced furniture. More
A glass-bottomed pool forms a massive window to the concrete garage underneath this home in Brazil's Porto Alegre, designed by locally based Hype Studio, where over 40 antique cars can be stored. More
Sliding windows make up the facade of this apartment building in the Brazilian city of Porto Alegre, allowing residents to expose their living spaces to the elements (+ slideshow). More
A concrete staircase with a granite surface is suspended inside the atrium of this house in Porto Alegre, Brazil, which is divided into two parts connected by a bridge (+ slideshow). More
News: Brazilian studio OSPA has won a competition to design a sports education campus in Porto Alegre, with a proposal that includes a floating football pitch (+ slideshow). More
Brazilian firms Hype Studio and Santini & Rocha Arquitetos have added a lightweight roof with a leaf-shaped structure to the Beira-Rio Stadium in the city of Porto Alegre ahead of the 2014 FIFA World Cup, which kicks off on 12 June (+ slideshow). More
