[CrLf]

Because in Europe religion is either less prevalent (in some countries) or something people don't usually talk about (other countries).

Being overt about religion is uncommon, and most religious people are non-practicing.

[dpifke]

Have you been to Bavaria?

Europe is just as varied as the U.S. in terms of attitudes towards religion. I don't think you can generalize either the entire continent or all the states.