Taxi journeys in Central Paris generally cost between €6 and €10. There is a minimum charge of €5.60 and depending on the time of day, a taxi fare is priced at €0.82 per km, €1.10 per km or €1.33 per km. A white light on the roof of a taxi indicates that it’s available, and an orange light means that it’s busy. A taxi has an advantage over the Metro, as you get to see popular attractions during your journey such as the Palais Garnier (pictured) which is a 1,979-seat opera house, which was built from 1861 to 1875 for the Paris Opera