1356 Basel earthquake
1356 CE.
Shown on the map at 47.400°, 7.600°.
The 1356 Basel earthquake is the most significant seismological event to have occurred in Central Europe in recorded history and had a moment magnitude in the range of 6.0–7.1. This earthquake, which occurred on 18 October 1356, is also known as the Sankt-Lukas-Tag Erdbeben (English: Saint Luke's Day Earthquake), as 18 October is the feast day of Saint Luke the Evangelist.
Text from the Wikipedia article 1356 Basel earthquake, licensed CC BY-SA 4.0.