The Glasgow Subway is a metro line in Glasgow, Scotland. The system consists of one circular line with 15 stations. The Glasgow Subway is the third oldest metro system in the world, and it began operation in December 1896.
The Subway runs from 06:30 to 23:40 Monday to Saturday and 10:00 to 18:12 on Sunday. Train frequency during peak hours is about four minutes, and off-peak hours are six to eight minutes.