Treacle Mines and Scary Times on the Grand Union Canal.

We're off in search of treacle mines and Colin's in for some scary times on the Grand Union Canal as we make our way from Daventry to Crick in time for the annual Crick Boat Show. We navigate Norton Junction where the Leicester Line of the Grand Union Canal begins, before climbing the Watford Staircase Locks, and passing through Crick Tunnel, where Colin uncovers a legend of treacle mines! The Crick Boat Show beckons and Colin's anxiety takes over...