A journey of discovery around Scotland's Rosslyn Chapel, as featured in the Da Vinci Code. (R)
3/3 Dr James Fox explores how tension between two cultures helped to cause civil war. (R)
3/3 Music acquired a higher moral purpose. Romanticism blossomed in the search for the sublime (R)
17/20 Michael Portillo visits an agricultural implement works with its own railway sidings. (R)
In April 1967, seven years of military dictatorship began in Greece.
BBC Radio 4
Exploring the life of minister's wife, suffragette and communist Helen Crawfurd.
BBC Radio Scotland
Martin Sixsmith visits Sigmund Freud's apartments and Europe's oldest mental asylum.
82/120 The country's rich story continues. With Richard Dormer, James Greene and Frances Tomelty.
BBC Radio 4 Extra
19/25 Michael Portillo visits a garden used as a viewing platform for public hangings. (R)
2/3 Amanda Vickery reveals how 'taste' became the buzzword of the age 300 years ago. (R)
10/10 The final part explores the war's last months, the armistice and the Treaty of Versailles. (R)
2/5 Henry Hitchings discusses Erasmus Darwin, one of the leaders of the Midland Enlightenment.
BBC Radio 3
How the Allies used 3D photographs to thwart the Nazis' superweapons. (R)
Documentary celebrating the 40th anniversary of the Open University, with Lenny Henry. (R)
BBC Two except Scotland
Documentary about the performers who kept up the troops' morale during WWII. (R)
BBC Two Scotland
3/3 In the last century of their rule, four Plantagenet kings are deposed and murdered. (R)
Wednesday 23 April 2014