 Notes of these design also feature on either side major landmarks and landscapes such as the Kariba Dam and fauna.As hyperinflation took hold at the end of the 20th century the quality of the notes deteriorated as printing plates from previous issues were reconstituted for printing emergency notes.Although the notes of the first design were gradually phased out from 1997, all remaining notes of the first dollar were forcibly demonetised on 22 August 2006.