It boasts a helicopter landing pad, glorious views of the Avila mountain range, and large balconies for weekend barbecues.

Yet this 45-story skyscraper in the center of the Venezuelan capital, Caracas, is no five-star hotel or swanky apartment block. It is a slum, probably the tallest in the world.

Dubbed the "Tower of David," it was intended to be a shining new financial center but was abandoned around 1994 after the death of its developer — financier and horse-breeder David Brillembourg — and a massive run on Venezuela's banking sector.