![](https://static.dezeen.com/uploads/2012/10/dezeen_Torre-Julia-by-Pau-Vidal-Sergi-Pons-and-Ricard-Galiana_sqA.jpg)
Torre Júlia by Pau Vidal, Sergi Pons and Ricard Galiana
Bright shades of yellow and green help elderly people find their way around in this 17-storey housing block in Barcelona by Spanish architects Pau Vidal, Sergi Pons and Ricard Galiana (+ slideshow). More