1/2 Historian Bettany Hughes follows the trail of the Caucasus in antiquity. (R)
BBC Radio 3
Hanes Hero Douglas, cantores 15 oed sy'n esbonio sut mae ysgariad yn effeithio ar deulu... (R)
The PSNI's Dog Training Unit help catch suspected drug gangs.
BBC One Northern Ireland, Northern Ireland HD only
Guest singers include Billy Connolly and Rab Noakes. (R)
2/3 Sona Datta looks at the Mughals, who created the most dazzling empire India has ever seen. (R)
Keith Macdougall presents highlights of Wednesday 9 September in Parliament.
4/6 Comedian Elis James compares figures in Welsh history to determine Wales' ultimate heroes.
BBC Radio 4 Extra
A look at Gordon Welchman, a codebreaker crucial to the defeat of the Nazis. (R)
BBC Two except Northern Ireland, Scotland
1/4 Lach remembers the night Bob Dylan came to his open mic night. (R)
BBC Radio 4
Recorded coverage of questions to prime minister David Cameron from Wednesday 9 September.