This short essay describes fieldwork developed at Mexico City Metro, during the research "Linking Urban soundscapes via commuters' memories", which led to the creation of the online sonic environment Sounding Underground. Mexico metro is the first metro of the Latin American modernity, and my reflection resonates with contradictory hybrid cultures (Canclini, 1989,1985) and with Latin America multiple modernity (Marín & Morales, 2010). I suggest that listening underground offers a porous, expansive, mobile and transcendent perspective of Latin American modernities: what people live, what people are, what it is amplified, in spite of and thanks to its contradictions
