Carriages of a train are being lifted and removed from a track after it derailed in a tunnel in Hualien on 2 April, in Hualien, Taiwan, The accident has been the most serious one in the past 20 years, killing at least 51 and causing dozens injured. Where: Hualien, Hualien, Taiwan When: 03 Apr 2021 Credit: Daniel Ceng/Cover Images