Brazil: Rio's makeover
With its eye fixed on the 2014 Fifa World Cup, Rio de Janeiro is finally undoing some of its worst urban planning.
Image 1 of 5: The cable-cars which link Rio de Janeiro's suburbs to the volcanic pegs of Morro da Urca and Morro do Pao de Acucar (better today as the Sugar Loaf), were the brainchild of engineering professor Augusto Ferreira Ramos. Photo / Thinkstock