Here’s a jolly interactive map.
It’s able to show you, country by county, how tolerant they are when it comes to free thinking. From the map we can deduce that in 13 countries around the world you can be put to death for not having a religion. Atheism is considered evil enough to warrant that.
Indeed, apostasy, the leaving of a religion, is punishable by death. Less so Christianity, and definitely so Islam. You can never leave.
There are some surprises when it comes to finding the most free countries, alongside some pretty obvious places where thinking out of line sends you to prison or a beheading. For example, free thought is not as free as it could be within the UK.
Anyway, there’s a few moments of fun to be had at: