The environmental cost of re-directing the course of the Colorado.
Tensions between Hindus, Muslims, Sufis and mythical spirits in Delhi.
With George Alagiah.
The man behind Cornwall's Eden Project and Lost Gardens of Heligan.
Peter Barkworth and John Shrapnel star in Tom Stoppard's television play from 1977 about a philosophy lecturer's involvement with a dissident student.
The acclaimed playwright talks to Joan Bakewell about his life and work, and his new trilogy The Coast of Utopia.
Trio music by Brahms and Ravel.
