A Canadian woman was shot dead and several others were injured after a gunman opened fire at Mexico's Teotihuacan pyramids on Monday.
Chilling videos from the scene have emerged, showing the gunman firing shots from halfway up the Pyramid of the Moon while tourists take cover.
The gunman killed himself after the incident at the popular tourist destination.
According to preliminary information, a man fired shots at the location and subsequently took his own life.
A statement from Mexico's security cabinet confirmed that a woman of Canadian nationality lost her life and several people were injured, who are receiving medical attention.
The authorities are collaborating on the investigations to clarify the facts.