2017 Herat mosque attack
2017 CE.
Shown on the map at 34.502°, 62.773°.
On August 1, 2017, two suicide bombers entered a Shi'ite mosque named "Jadwadia" in Bekrabad, Herat, Afghanistan, during an evening prayer session. After throwing explosives into the crowd, one of the two men detonated his vest. The remaining attacker continued firing on the crowd before detonating his vest as well. The attack caused 33 deaths and left 66 people injured. No group has claimed responsibility for the attack.
Text from the Wikipedia article August 2017 Herat mosque attack, licensed CC BY-SA 4.0.