Nowadays, the procession, supported by the civil and religious authorities is increasingly popular despite secularization, with an average each year of 13, 000 participants coming from Luxembourg and the neighbouring regions.

UNESCO: Culture

Mosque attendance is not the only measure of religious observance, but Muslims are experiencing other signs of secularization as well.

WSJ: Naomi Schaefer Riley: Defining the 'All-American Muslim'

Kaufman argues that the world's religious population is increasing after a century of gradual decline as younger generations in the developing world reject secularization.

CNN: The rise of the 'New Atheists'