Aviemore Low-Level: 2 tph to Edinburgh Waverley via Airdrie and Bathgate 2 tph to Helensburgh Central via Hyndland and Dumbarton Central 2 tph to Balloch via Singer and Dumbarton Central 2 tph to Airdrie via Bellgrove and Coatbridge Sunnyside 2 tph to Milngavie via Anniesland and Hillfoot 2 tph to Springburn via Bellgrove and Barnhill 1 tpd (except Saturday night) to London Euston via Edinburgh Waverley and Preston (Caledonian Sleeper) 1 tpd (except Saturday night) to Fort William via Crianlarich (Caledonian Sleeper) High level The High Level station is the larger of the two levels; it is the terminus for the Edinburgh shuttles and all routes north of the Central Belt run by ScotRail. The high level railway approaches the station building through the Queen Street Tunnel, which runs beneath the Buchanan Galleries shopping centre to the Sighthill area north-east of the city centre. Platforms 1–7 occupy the High Level, platform 1 being at the western end of the trainshed and being considerably shorter; it is usually only used for local stopping services. Since the electrification of several of the routes from the High level station (Edinburgh to Glasgow, via Falkirk High, and to Stirling, Dunblane and Alloa), the fleet is largely electric, using the new Class 385 trains. Low level Platforms 8 and 9 comprise the Low Level station and it is the most central stop on the North Clyde Line of the Glasgow suburban electric network. Trains run frequently between Helensburgh on the Firth of Clyde, Balloch and suburban Milngavie to Airdrie, on the eastern edge of the Greater Glasgow conurbation and onward to Edinburgh via Bathgate and Livingston. The line is electrified; the fleet operating this route are Class 318s, Class 320s and Class 334s. Services on the West Highland Line to Oban, Fort William and Mallaig occasionally use the Low Level station when the main route into the High Level is unavailable due to engineering work. As of September 2014, the to overnight sleeper also calls here instead of in the north-western suburbs; this eliminates the need for those travelling between Glasgow & Fort William and between Glasgow & London Euston on the sleeper to change there (alighting only southbound/boarding only northbound) - the only locomotive-hauled train to call here. The Low Level line between High Street, Queen Street and Charing Cross was built before the Glasgow Subway, making it the oldest underground railway in the