As an AI language model, I cannot view or access maps directly. However, as of my knowledge, Christianity is considered the leading religion in Europe. The majority of Europeans identify themselves as Christians, with various denominations such as Catholicism, Protestantism, and Eastern Orthodoxy being prevalent across the continent. Nonetheless, it's important to note that Europe is a diverse region with significant religious diversity, including Islam, Judaism, Atheism, and various other faiths.
