Spontaneous memorial to the Xinjiang victims
24 May 2014 Last updated at 09:31 BST
Authorities in China say they have held a suspect over Thursday's attack on a market in Urumqi in Xinjiang province in which 39 people died.
More than 90 others were wounded.
People have been gathering in Gongyuan Bei Jie to lay flowers and light candles to remember the victims.
The BBC's John Sudworth filmed the memorial on a mobile phone before being ordered to leave the scene.