Edited sentence: During 90 minutes, it traverses the various districts of Porto Alegre.For a modest price of R$ 5.Linha Turística (Tourist Line) is a bus that leaves from Usina do Gasômetro tourist terminal around six times per day.One of the bus companies is named Carris, what is considered the best autobus company in Brazil.The city has also mini-buses from and to all the main neighborhoods in the city, very comfortable and just a few more boxes than the regular bus, and in the mini-buses people will be always seated as it's forbidden to transport passengers standing.This city has a nice transporation system, especially the autobuses