The Day of Ashura- the anniversary of the Battle of Karbala, when the 3rd Shia Imam, Hussein ibn Ali, a grandson of Prophet Muhammad, was martyred by the forces of Ubayd Allah ibn Ziyad - is marked across the world.
The following are the latest about the ceremonies held across the world to mark Ashura Day:
VIDEO: Ashura noon prayers in London:
The Muslims in the United Kingdom said their noon prayers of Ashura Day at the Islamic Center of England on Tuesday.
Muslims in US mark Ashura:
Muslims in Maryland, Michigan, New York, Michigan and Los Angeles held ceremony on Tuesday to mark Ashura
African nationals in Iran's Qom attend Ashura ceremony:
Muslims in Turkey mark Ashura:
Ashura Day prayers:
The following shows footage of the Ashura prayers broadcast by national Iranian TV on Tuesday.
Tehraners mark Ashura in iconic Imam Hossein Square:
The people of Tehran marked the Ashura Day by holding a mourning ceremony in Imam Hossein Square on Tuesday.
Ashura mourning at Hazrat Fatima Masumeh Holy Shrine in Qom:
People in Mashhad's Imam Reza shrine mark Ashura:
Turkish people mourn Imam Hussein martyrdom:
Night before Ashura in Karbala (VIDEO):
The video footage sent by Mehr correspondent shows the night before Ashura Day in the holy city of Karbala in Iraq where the holy shrine of Imam Hussein (AS) is located.
Saudis in Al Qatif mark Ashura (+VIDEO):
The following video shows people in the Al Qatif in the east of Saudi Arabia holding a Muharram mourning ceremony to mourn the anniversary of the martyrdom of the third Shia Imam.