On 25th April 2015, a 7.8 earthquake struck Nepal in Asia. The earthquake occured on a convergent collision plate boundary between the Indian and Eurasian plates. The focus was only 8 km deep and the epicentre was just 60 km north-west from the Capital City, Kathmandu.
The earthquake triggered an avalanche on Mount Everest, killing almost 20 people, the highest amount ever recorded from a single avalanche. This made April 25 2015 the deadliest day on the mountain in history. The earthquake triggered another avalanche in the Langtang Valley, where 250 people were killed.