At the 1920 Derby he tipped outsider SpionKop to win, earning a big payout from his own bet, and also gifts from punters who'd followed his advice.
BBC: A History of the World
2.
Close to SpionKop, a stone quarry spills across the track where you can search through the stones to find the remnants of flint spearheads and knife-blades made by the Ngaro people thousands of years ago.