and the bus rapid transit system Metrobüs during the night hours, but the metro lines and other forms of rail transportation stopped their operations at midnight. On August 2019 a regular night service for the metro lines during the weekends and public holidays was implemented for the first time by the then newly elected Mayor of Istanbul Ekrem İmamoğlu. The night service on weekends was extended to the ferry lines on February 2020. Apart from the Metrobüs, which has the same night fare as daytime, all night lines cost two ticket price. İzmir United Kingdom and Crown dependencies Cardiff: Cardiff Bus, the primary operator of bus services in Cardiff, Wales does not operate a night-time bus service. As of May 2022 the latest service leaves the city centre at 23:20. Douglas, Isle of Man: Late night bus services on the Isle of Man are known as Hullad Oie, Manx for "night owl". Bus Vannin operate the routes. There are three routes (N1, N3, N5) which depart Lord Street, Douglas on Fri/Sat nights at 00:15 and 01:15 and serve the towns of Port St Mary, Ramsey and Peel. The single fare on a Hullad Oie Night Owl service is double the normal adult fare for the journey undertaken (e.g. the normal Douglas to Peel fare per person is £2.70, whereas the fare on Hullad Oie is £5.40). These fare conditions apply to any journeys departing after midnight. Over the Christmas 2020 period the Hullad Oie Night Owl services operated Friday and Saturday evenings despite COVID from 4 to 19 December departing from Douglas at the usual times. In March 2021 the services were paused for a period during a COVID-19 lockdown. Glasgow: Night buses in Glasgow are operated by transport company First Glasgow and consist of nine separate routes that operate Fri and Sat night. The buses leave the city centre approximately once every hour between the hours of 00:00 and 04:00. The Night bus route numbers are prefixed by the letter 'N' and consist of the N2, N6, N9, N18, N38, N57, N60, N240 and N267. London: The Night Tube is a service pattern on the London Underground and London Overground systems which provides night-time services to travellers on Friday and Saturday nights on the Central, Jubilee, Northern, Piccadilly, and Victoria lines, and a short section of the London Overground's East London line. London Buses has 56 routes in service