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In Our TimeEpisodes

  1. Wednesday09:06GMT
    BBC World Service

    The Mariana Trench

    Misha Glenny and guests discuss the exploration of the world's deepest ocean trench(R)

  2. Wednesday23:06GMT
    BBC World Service

    The Mariana Trench

    Misha Glenny and guests discuss the exploration of the world's deepest ocean trench(R)

  3. Sat 16 May 202611:06GMT
    BBC World Service except East and Southern Africa & West and Central Africa

    The Columbian Exchange

    Misha Glenny and guests discuss the spread of animals, crops and diseases after 1492.

  4. Sun 17 May 202602:06GMT
    BBC World Service

    The Columbian Exchange

    Misha Glenny and guests discuss the spread of animals, crops and diseases after 1492.(R)

  5. Sun 17 May 202613:06GMT
    BBC World Service East and Southern Africa & West and Central Africa only

    The Columbian Exchange

    Misha Glenny and guests discuss the spread of animals, crops and diseases after 1492.(R)

  6. Sun 17 May 202616:06GMT
    BBC World Service News Internet

    The Columbian Exchange

    Misha Glenny and guests discuss the spread of animals, crops and diseases after 1492.(R)

  7. Wed 20 May 202609:06GMT
    BBC World Service

    The Columbian Exchange

    Misha Glenny and guests discuss the spread of animals, crops and diseases after 1492.(R)

  8. Wed 20 May 202623:06GMT
    BBC World Service

    The Columbian Exchange

    Misha Glenny and guests discuss the spread of animals, crops and diseases after 1492.(R)