Renault is testing a new driverless minibus in Barcelona. The autonomous vehicle is running on a 1.3-mile (2.2-km) circular route with four stops in the center of the Spanish city.

Barcelona buses are also a great way to get around the city. The bus lines cover most areas and run frequently (though they can be a bit slower than the metro with traffic).

Renault is testing a new driverless minibus in Barcelona. The autonomous vehicle is running on a 1.3-mile (2.2-km) circular route with four stops in the center of the Spanish city.

Renault is testing a new driverless minibus in Barcelona. The autonomous vehicle is running on a 1.3-mile (2.2-km) circular route with four stops in the center of the Spanish city.

Renault is testing a new driverless minibus in Barcelona. The autonomous vehicle is running on a 1.3-mile (2.2-km) circular route with four stops in the center of the Spanish city.

Renault is testing a new driverless minibus in Barcelona. The autonomous vehicle is running on a 1.3-mile (2.2-km) circular route with four stops in the center of the Spanish city.

Renault is testing a new driverless minibus in Barcelona. The autonomous vehicle is running on a 1.3-mile (2.2-km) circular route with four stops in the center of the Spanish city.

Barcelona's bike bus, or "bicibus", as the scheme is known locally, allows hundreds of children to cycle safely to school in a convoy, taking over entire streets in Spain's second largest city.