Why? A team of architects and urban planners, social workers and citizens has transformed Medellín, Colombia, from the most violent city in the world into a community whose architecture carries a powerful message of social inclusion. Public buildings, parks, libraries, schools, and museums were inserted in the most desperate neighborhoods to provide crucial public services. The Orquideorama, an orchid canopy in the Botanical Gardens, exemplifies the citys renaissance. — cooperhewitt

Check out my post from riding the metrocable to Santo Domingo (as shown in the video), as well as the metrocable to Parqui Arvi (which is referenced in the video, but had not yet been completed).