BBC Two Wales HD Tuesday

Near Chichester, Michael Portillo visits the Weald and Downland Living Museum, and later heads south on the Arun Valley Line to Amberley where he visits a Roman villa

Amol visits the Maha Kumbh Mela religious festival in northern India, where up to 500 million pilgrims gain salvation by purifying themselves in the sacred waters

One officer must decide what to do about a tourist caught in possession of cannabis, while another suspects that a moped rider is uninsured

Preview of upcoming programmes from BBC Two

Carol Kirkwood's alphabetical journey through the world of horticulture continues with the letter M, featuring magnolias, marigolds and the monkey puzzle tree