Diourbel Region

The mosque's scale reflects its role as the spiritual centre of a movement with millions of adherents rather than a single congregation's place of worship — successive expansions since the original structure was completed in 1963 have added minarets, courtyards and prayer halls capable of holding enormous crowds, a scale that becomes obvious only during the Magal pilgrimage but is visible in the building's footprint year-round. The Lamp Fall minaret, the tallest of several, rises well above the surrounding low-rise city and functions as a landmark visible for kilometres across the flat Diourbel countryside, a practical orientation point for a city that can otherwise feel like a maze of similar low buildings radiating outward from the mosque complex.

Touba's status as the Mouride order's holy city comes with genuinely distinct local rules that a visitor should know before arriving: the sale of alcohol and tobacco is banned within the city outright, unlike almost anywhere else in Senegal, and modest dress — covered shoulders and knees at minimum — is expected throughout the city, not only inside the mosque itself. Outside the Magal, Touba functions as a quieter, ordinary city built around its religious institutions, and non-Muslim visitors are generally welcome to view the mosque's exterior and courtyards respectfully, though entry to the prayer hall itself follows the same practical courtesies expected at any working mosque.