Kal Bairam temple in the Darbar Square area in Kathmandu. Capturing the aftermath of Nepal's deadly earthquake. April 2015. The death toll from the devastating earthquake in Nepal earlier this year surpassed 5,000, triggering a massive avalanche on Mount Everest that killed at least 18 people. It was the deadliest earthquake to hit Nepal since a 1934 quake took the lives of more than 10,000 people.