Infinite Road
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NairobiLake Naivasha

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Narrated by The Chronicler Focus: Where Humans Began 91 km · about 126 min · 19 stories

Down the wall of the Rift Valley through the deep human past: the Leakey excavations, the toolmakers of Olorgesailie, the handaxes at Kariandusi, and the beads of Twilight Cave — plus the tea gardens of Limuru and the flash floods of Mai Mahiu on the way.

The stories

In order along the route. Tap a dot on the map, or play them here.

  1. 1
    Nairobi

    The Founding of Nairobi

  2. 2
    Nairobi

    The Leakey Family Excavations Deep Dive · Part 1 of 3

  3. 3
    Nairobi

    The Leakey Family Excavations Deep Dive · Part 2 of 3

  4. 4
    Nairobi

    The Leakey Family Excavations Deep Dive · Part 3 of 3

  5. 5
    Kiambu

    The Ancient Genetic Clines of East Africa

  6. 6
    Kikuyu, Kiambu

    The Stone Tool Industry

  7. 7
    Sigona, Kiambu

    The Kamirithu Community Theater

  8. 8
    Sigona, Kiambu

    The Dawn of Hominid Tools

  9. 9
    Limuru, Kiambu

    The Rise of Limuru Tea

  10. 10
    Limuru, Kiambu

    The Discovery of Proconsul

  11. 11
    Lari, Kiambu

    The Toolmakers of Olorgesailie

  12. 12
    Lari, Kiambu

    The Flash Flood at Mai Mahiu

  13. 13
    Kijabe, Kiambu

    Founding the Rift Valley Academy

  14. 14
    Kinale, Kiambu

    The Rise and Fall of Kinangop Wind Park

  15. 15
    Naivasha, Nakuru

    The Great Rift Valley's Geological Birth Deep Dive · Part 1 of 3

  16. 16
    Naivasha, Nakuru

    The Great Rift Valley's Geological Birth Deep Dive · Part 2 of 3

  17. 17
    Naivasha, Nakuru

    The Great Rift Valley's Geological Birth Deep Dive · Part 3 of 3

  18. 18
    Naivasha, Nakuru

    The Handaxes of Kariandusi

  19. 19
    Naivasha, Nakuru

    The Beads of Twilight Cave

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Where the stories come from

Infinite Road draws from a library of primary sources — public-domain county histories, the WPA American Guide Series, National Register of Historic Places records, local records, and encyclopedic sources — then writes and narrates each story in its own words.