A 28-metre-long bus, said to be the world's biggest, has been put into service in Brazil using biofuel, officials said.
The Mega BRT bus, manufactured by Volvo do Brasil, has a passenger capacity of 250, with seats for 60 people and standing room for 190, the manufacturer said.
The bus, powered exclusively by biodiesel, has been put into service in Curitiba city.
A total of 24 giant buses will transport an average of 25,000 passengers per day along a route 10 km long. It will make just four stops and will travel at an average speed of 28 km per hour.