The enchanted car park: how a ruined multi-storey became a garden paradise loved by lizards and dog-walkers

Once a hangout for sex workers and drug addicts, a parking lot in Medellín, Colombia, has been reborn as a green haven for all. We meet the ‘social urbanists’ credited with reducing crime – and even temperatures

Lilac-flowering creepers engulf an abandoned house on a street corner in Medellín, Colombia, spilling from the roof and smothering most of the upstairs windows. A giant fan palm is visible through one opening, while a knotty tangle of aerial roots cascades down to the pavement from another. Step through the doorway of this overgrown ruin, and you find not a scene of desolation and decay but a sleek steel frame holding up the crumbling facade, which forms an unusual entrance to an enchanting new public park.

“We behaved more like archaeologists than landscape architects,” says Edgar Mazo of Connatural, the firm behind the Parque Prado, in the working-class neighbourhood of Aranjuez. He leads me through a series of planted terraces; fountain grasses and trumpet trees sprout from where a derelict car park and abandoned homes once stood. “You dig up the concrete, water gets into the ground, vegetation grows up, and the people come back,” he adds, speaking through a translator. “That’s natural regeneration.”

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