A cikin 1667 Alonso Cano, yana aiki tare da Gaspar de la Peña, ya canza shirin farko na babban facade, yana gabatar da abubuwan Baroque. Ginin babban cocin ya ɗauki shekaru 181 don ginawa. Da ya fi girma da an gina hasumiya biyu mai tsawon mita 81, amma aikin ya kasance ba a kammala shi ba saboda dalilai daban-daban, daga cikinsu akwai na kuɗi. Tambaya: Yaya tsawon lokacin da aka gina babban cocin?
181 da kuma