Spanish colonizers with Indigenous peoples, which meant reckoning with a sort of religious difference that they had never experienced in Spain, despite centuries of negotiation among Christians, Jews, and Muslims. From disruptive voices in 16th-century Spain, it then retrieves a hermeneutics of the vernacular rooted en lo cotidiano (everyday life), a retrieval with significant possibilities for contemporary believers in a religiously diverse world. Finally, Revelation in the Vernacular explores the final document of the Amazonian Synod, as well as the postsynodal exhortation Querida Amazonia to revisit the question of revelation in the context of interreligious understanding-including discussing what happened in Rome with the tossing of indigenous objects into the Tiber.