BBC Four Tuesday

An insight into woodlands around the world, from the stunted conifers cloaked in snow and ice in the forests of the Arctic, to the unusual upside-down trees in Madagascar

Margo and Jerry persuade Tom and Barbara to consider a holiday

Jim is saddled with the impossible job of reorganising the nation's transport system. Comedy, starring Paul Eddington and Nigel Hawthorne

Marking the centenary of Rikki Fulton's birth, this programme celebrates the life, career and legacy of one of Scotland's most beloved comic actors and undisputed King of Hogmanay

Hogmanay comedy from Rikki Fulton and his team of Gregor Fisher, Juliet Cadzow, Tony Roper and Annette Staines, with music from Barbara Dickson. From 1986

Marine archeologist Jon Henderson tells the story of the Vikings in Scotland, revealing how they helped shape the identity and culture of the nation

Scientists uncover the secrets of the Mandrin Cave in France, where the remains of a Neanderthal were found in 2015

Historian Dan Snow explores the discovery, excavation and raising of the ship, finding out what the latest research has revealed about the vessel and her crew

An insight into woodlands around the world, from the stunted conifers cloaked in snow and ice in the forests of the Arctic, to the unusual upside-down trees in Madagascar

Hogmanay comedy from Rikki Fulton and his team of Gregor Fisher, Juliet Cadzow, Tony Roper and Annette Staines, with music from Barbara Dickson. From 1986