Architecturally , the exterior of the basilica appears united with the Friary of St. Francis , since the lofty arcades of the latter support .
Architecturally , the exterior of the basilica buttress the church in its apparently precarious position on the hillside .
Architecturally , the exterior of the basilica appears united with the Friary of St. Francis , since the lofty arcades of the latter support and buttress the church in its apparently precarious position on the hillside .