The Tangshan earthquake happened on July 28, 1976 in north China’s Hebei Province, and is believed to be the largest earthquake of the 20th century ranked by death toll. /Xinhua photo

This Friday marks the 41st anniversary of the natural disaster. Over 242,200 people died and 160,000 were injured in the disaster. /Xinhua photo

On Friday morning, visitors came to the Tangshan Earthquake Ruins Memorial Park to mourn victims. /Xinhua photo

The earthquake happened in the early morning and lasted for 14 to 16 seconds. /Xinhua photo

On Friday morning, visitors came to the Tangshan Earthquake Ruins Memorial Park to mourn deceased family members and friends. /Xinhua photo

Visitors placed flowers beside the names of loved ones. /Xinhua photo