Oldest church building
Who
Dura Europos house church
Where
Syrian Arab Republic (Qal'at es Salihiye)
When
231
The oldest surviving Christian church in the world is a converted house in Qal'at es Salihiye (formerly Dura Europos) in eastern Syria, dating from AD232. In the 1930s, Yale archaeologists dismantled it and rebuilt it back in the United States.