The Brazilian Amazon centres on Manaus and the meeting of waters where the dark Rio Negro flows alongside the milky Solimões before merging, with jungle lodges along the Anavilhanas archipelago and pink river dolphins year-round.
Dry season (várzea) with river levels dropping, beaches appearing along the Rio Negro, and jungle walks accessible with paths above the water level.
Wet season (cheia) with river levels rising up to 12m, igapó flooded forest accessible by canoe through the canopy, and pink dolphins more visible in concentrated channels.
Festival of Parintins in late June pits the Boi Bumbá rivalry on a floating stadium for one of Brazil's most distinctive folkloric events on the Amazon.
Lowest river levels with extensive sandy beaches, jungle walking at peak, and Manaus Opera House season at the historic Teatro Amazonas built from imported European materials.