The Amazon lowlands are widest along the jap base of the Andes. They slim towards the east until, downstream of Manaus, just a narrow ribbon of yearly flooded plains ( For just about the following 300 yrs, the Portuguese carved out the boundaries for present-working day Brazil by way of https://digital.buildwallpro.com/how-to-be-the-best-auto-bushel-substance-2021-3869553961751359657