To 12 ports; the busiest crossings are to Santo Antônio do Içá (40 minutes, six times a week), Jutaí (2½ hours, six times a week), Amaturá (2½ hours, six times a week), São Paulo de Olivença (4 hours 20 minutes, six times a week), Fonte Boa (5 hours 25 minutes, six times a week), Benjamin Constant (8½ hours, six times a week), Alvarães (9½ hours, six times a week) and Tabatinga (9½ hours, six times a week).