The Zimbabwe 10 Billion Dollar Banknote that features the Chiremba balancing rocks was issued in 2008. Its obverse side features a Zimbabwe bird in OVI, stylized grains and cow in underprint, and the perfectly balanced rocks in Epworth. The reverse side features the Kariba Dam on the Zambezi River and a local miner with a jackhammer. The note is equipped with a 3-mm gold-to-green OVI stripe with repeating RBZ. When placed under a UV light, the serial number from the left change color from red to bright orange while the Zimbabwe Bird printed in Iridescent ink changes from bronze to blue. The note is 148 x 74 mm in size.