Pedido de ajuda: Geólogos, geomorfologistas, hidrogeomorfologistas / Asking for help from geologists, geomorphologists, hydrogeomorfologists (Part I)

The photographs on this post were taken in June 2020. Please look them over, download and use them, just give credit to me. All I ask in turn is that you share what you see. I will be grateful for information on the kind of rocks in relation to age, formation, layers, geological processes, like erosion footprints seen, junctions. You can share by email (limajac@gmail.com) or here through comments on this page. Blog de Foz means Blog of Foz do Iguaçu (Brazil), a city nealy 300,000-strong on the Argentina-Brazil-Paraguay border.