A beautiful garden inside a hospital, a staircase once celebrated by Einstein, the remains of a workhouse and a Roman wall, a lost burn and a reminder of the Spanish Civil War, a stranded column in the Clyde and a Celtic gravestone, a derelict railway platform, a stone that flew over the Irish Sea, the burial place of a Scot who became an American hero and mysterious etchings on a cathedral wall ? Glasgow is full of hidden treasures that many residents go past without realising their significance. This is an indispensable guide for anyone who thought they knew the city well but would like to discover its hidden face.