How to preserve old wood at Flag Fen

This is how wood that is 3,500 years old can be preserved with the use a preservative in water. It's the same way that the Mary Rose at Portsmouth Historic Dockyard is preserved. If the wood was dried it would literally all fall apart. The image on the wall is how the walkway across the water in the wet Fens would have been thousands of years ago. www.travelwriter.biz