A mural from Dunhuang Mogao caves, showing a musician playing the <a href="https://en.wikipedia.org/wiki/pipa" class="extiw" title="w:pipa">pipa</a> behind her back.
Unknown author<span style="display: none;">Unknown author</span>
Dunhuang Mogao Caves. <a rel="nofollow" class="external free" href="https://web.archive.org/web/20110819172049/http://www.danwei.com:80/the-pipa-how-a-barbarian-lute-became-a-national-symbol/">https://web.archive.org/web/20110819172049/http://www.danwei.com:80/the-pipa-how-a-barbarian-lute-became-a-national-symbol/</a>