The South Asian earthquake of 8 October 2005 killed almost 75,000 people and left hundreds of thousands homeless.
Last year, the BBC News website was inundated with emails from people in the region eager to tell their stories. One year on, we hear from four people whose lives were changed by the disaster.
Listen to their experiences by clicking on the audio buttons below:
ZULFIQAR AHMED, ABBOTTABAD DISTRICT
Zulfiqar lost many friends and family members in the earthquake that destroyed his entire village. He is now rebuilding his life in Karachi but is determined to return home eventually. He describes how he lost everything that day.
IMRAN KHAN, BAGH
When Imran heard about the destruction in Bagh, a region in Pakistani-administered Kashmir, he felt compelled to help. He, along with a group of 15 doctors, were the first to arrive in the devastated city after the earthquake struck. He tells of the horrific scene that met him after a perilous 36-hour journey.
DR SAIQA KHAN, LAHORE
As soon as news of the scale of destruction caused by the earthquake reached Lahore, Dr. Saiqa Khan left in search of relatives trapped in remote regions. He spent a traumatic three days in Abbottabad and Mansehra and describes the "apocalyptic scene" that met him.
SHAHREZAD SAMIUDDIN, KARACHI
Although not directly affected by the earthquake that devastated parts of northern Pakistan, Shahrezad was amazed by the response of the citizens of Karachi. In her interview she tells how disaster brought a country together at a time of great need.
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