 The architecture is a mix of Gothic, Baroque, Moorish and Neoclassical.The interior has three naves and eleven side altars, covered by a roof supported by 30 Doric columns.The Rotonda de los Hombres Ilustres (Rotunda of Illustrious Men) is a monument made of quarried stone, built in 1952 to honor the memory of distinguished people from Jalisco.