Take the X85 from Buchanan Bus Station to its terminus at Campsie Glen. Have coffee and cake at Sonas cafe. Have a wander through the grounds of Schoenstatt and link up with the Strathkelvin Railway path. Walk towards Kirkintilloch, stop at The Fells in Milton of Campsie for more coffee/cake. Continue on towards Kirky and jump on the X85 back to Glasgow at the McDonalds.