Karmila Purba, 23, is among a handful of women that perform the gravity-defying stunt on the "Wall of Death" in Indonesia. Her fearless performance on a motorbike revving inside the wooden cylinder called Satan's Barrel has drawn gasps from spectators at the night carnival. The gravity-defying daredevil is among a handful of women that perform the stunt in Indonesia, zipping around a structure more commonly known as the "Wall of Death". Women becoming "Wall of Death" riders is "extremely rare", the 23-year-old told AFP before the show. "When I started there was no one else... so I wanted to be something different, doing something that no one else was doing."