I used to think that going for a ski holiday to Austria shortly after chrismas was a religious command, because the stable that Jesus was born in was located in that particular village. Also, people in in that Village practcally all had names like "Joseph" and "Maria".
A childhood belief about church

others believed things like this
- I used to think Joseph of Joseph and his amazing techni-coloured dreamcoat was Jesus' dad. Anon
- I used to think MARIA is the WIFE of JESUS!— Chrono
- In a religious song, instead of “Jesus Christ” I heard “Cheese is Prize”— EJ
- I believed that Jesus Christ was the son of the Christ family, i.e., Mary and Joseph Christ.— David Araújo
- I used to think it was against international law, religious principles, etc. To be born on Christmas Day. :PAnon
- I used to think that aeroplane carry people to a destination which located on top of the clouds — kaizen7