The Igarapé Açu is a waterway located near Manaus in Amazonas, Brazil, serving as a destination for kayak expeditions originating from the city. Situated in a remote region of the Amazon, the area offers an experience paddling through untouched rainforest. The overall character of the paddling experience is one of deep immersion into a pristine natural environment, where paddlers can glide silently through the waterways. A specific trail associated with the igarapé is documented as a 5.6-mile out-and-back route, generally considered moderately challenging and taking an average of 2 hours and 29 minutes to complete. This suggests a route suitable for a day trip or as part of a multi-day expedition. The primary access point for paddlers is from Manaus, from which guided multi-day kayak expeditions of 3 to 5 days are organized to reach the Igarapé-Açu region.