Amelia wonders what Harriet has found
to do on the other side of the fence.
Investigation reveals a major project underway.
Harriet asks what how we like her earthwork.
Epilogue: the bench under which Harriet chose to place her art project was moved and the hole filled in. It was explained to Harriet that this was for her own safety because the tunnel construction was unstable and could collapse. She took this in stride and stretched out luxuriously in the soft damp earth. Later she had to get her white mittens washed.....