Have fun searching for it. 
Please carefully put back to where it was found and make sure it is sealed properly to avoid the log getting wet.
The Donington Services Cache is near Kegworth village in the English East Midlands. It is accessed from the M1 motorway by junctions 23a and 24, and is part of the complex of junctions involving the A42, A453, A50 and A6 roads.