Secrets Of The Viking Stone, Whodunit

Peter and Elroy start their archaeological excavation at Runestone Hill and meet Delroy, who takes them to the cemetery where his grandfather is buried.

While the excavation continues, Peter and Elroy go back to their investigation to clear Olof's name. A Native American professor schools them on his tribe.

When a professor provides Peter and Elroy with new information, they realise they must expand their investigation to the East Coast.

Peter and Elroy get to see the famous Maine Penny and meet anthropologist Harald Prins.

After an intense search for more tangible evidence, Peter and Elroy take their investigation in a new direction.

With the East Coast adventure slowly coming to an end, Peter and Elroy contemplate what they have found and learned throughout the journey.