Mark Stephen and Rachel Stewart follow the river Tweed from Kelso to Berwick Upon Tweed.

In Kelso, they visit Floor Castle and Gardens in the company of Matt Thomson and Simon McManus. Jonathan Garrett shows Mark round the town's racecourse

In Coldstream, John Elliot of the local historical society tells the story of one of the earliest bridges built across the Tweed into England, Mark delves into the history of the Coldstream Guards and Rachel hears about a marriage house with a past to rival Gretna Green

The Battle of Flodden took place in 1513 close to the Tweed. In Branxton, Rachel discovers the so called smallest visitor centre in the world which commemorates the battle whilst Mark visits the battlefield with Clive Hallam Baker to find out why the Scots suffered such a loss

The Union Chain Bridge is a suspension bridge which has linked Scotland and England for over 200 years making it the oldest vehicle suspension bridge in the world. Martha Andrews of the Friends of the Union Chain Bridge tells of its recent restoration

Willie Robson and his family have been producing honey from the Chain Bridge Honey Farm for over 75 years. Rachel meets Willie and his daughter Frances to find out why they are both so enthusiastic about bees

Linda Bankier is the Bewick Upon Tweed Archivist. She takes Mark and Rachel on a tour of the historic burgh including the walls surrounding the town and the town hall where a jail for debtors and criminals was situated

Mark and Rachel go aboard the Border Belle with David Thomson at the helm for a boat trip to view Berwick Upon Tweed from a different perspective. They go under the three iconic bridges of the town - the Berwick Bridge, the Royal Tweed Bridge and the Royal Border Bridge

#41: @MarcoJWilliams and @indigobruno: Esoteric Metaphysics and Knowledge