Stop at Natural Pond with Geologist Diana Clements.Start at Abbey Wood – with artist Gail Dickerson & geologist Diana ClementsShark Tooth Fossil – at fossil bed in Abbey Wood – a 55 million old marine environmentConduit Pond – Dark Waters.Coming out of Bostall Woods -looking down at the Wogebourne River Valley.Leaving the Dog Stones of Plumstead Common.At the Dog Stones of Plumstead Common – natural concrete forms.In the Gallery at Gail’s installation, drawing and objects from London geological cores.