The Grand Union Canal links Birmingham to London with a waterway which is 145 miles long and contains 166 locks. This cache is one of a series to be found along or close to the Buckinghamshire stretch of the canal.
A simple walk and grab it cache placed near to bridge 85 on the Grand Union Canal.
You are looking for a black magnetic container, you need to bring your own pen. Please re-hide exactly as you found it.
As usual when caching with children or pets take particular care. There is deep water close by.