This Zimbabwe 50 Trillion Dollar banknote with Serial number AA22551493 was released in 2008. The banknote's obverse side features the naturally situated balancing rocks in Epworth famously known as the Chiremba balancing rocks along with stylized grains and cow in underprint and the Zimbabwe bird in OVI. The reverse side features the Kariba Dam on the Zambezi River and an elephant. The security features of the note include a 3-mm gold-to-green OVI stripe with repeating RBZ. Placing the note under a UV light would show the Zimbabwe bird pattern printed with iridescent ink changes from bronze to blue while the geometric triangle pattern on the front and reverse changes from a peach color to bright yellow, the serial number on the left also change color from red to bright orange while the serial number on the lower right corner changes from black to green.