 On its walls are dozens of bronze plaques that indicate the locations of the remains of most of Mexico City 's former archbishops , including Cardinal Ernesto Corripio y Ahumada . The floor is covered with small marble slabs covering niches containing the remains of other people . 
 On its walls <a href='drop_aux' title='1'><mark>are</mark></a>dozens of bronze plaques <a href='null_relcl' title='2'><mark>that</mark></a>indicate the locations of the remains of most of Mexico City <a href='null_genetive' title='3'><mark>'s</mark></a>former archbishops , including Cardinal Ernesto Corripio y Ahumada . The floor is covered with small marble slabs covering niches containing the remains of other people . 
On its walls dozens of bronze plaques indicate the locations of da remains of most of Mexico City  former archbishops , including Cardinal Ernesto Corripio y Ahumada . Tdafloor is covered with small marble slabs covering niches containing thdaemains of other pple .