Get Dumped: Surf's up — in Johannesburg

Sure they're eyesores, toxic hazards even. But mine dumps are true Jozi landmarks to orient by and now, for thrill-seeking adventure sport freaks, a playground. Powdery dunes made of mine tailings dot Johannesburg's skyline from Soweto through to City Deep and the East Rand. Many dumps get re-mined as gold prices spike and better technology makes it viable to sift through them one more time.