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A Walk Through Time depicts the 4.6 billion year story of our Earth and progresses from the formation of our solar system to the beginning of life on Earth to the present. The Walk offers a rich context for exploring fundamental issues regarding humanity and the future of all life on Earth. The Walk Through Time exhibit was imagined by physicist Sidney Liebes, who wanted to inspire people with the magnificent story of life on Earth and provide a cautionary tale of how human actions today threaten Earth’s diversity and stability. The University of Montana (UM) has one of the few copies of the physical exhibit and periodically displays it on the UM campus. View the Walk Through Time digital archives to learn more about the exhibit and the individual exhibit panels.

  • Panel 61: The Lichen Consolidation

    Panel 61: The Lichen Consolidation

  • Panel 62: Intimate Alliances

    Panel 62: Intimate Alliances

  • Panel 63: Amphibians: Lured To Land

    Panel 63: Amphibians: Lured To Land

  • Panel 64: Rhythms Of Life And Loss

    Panel 64: Rhythms Of Life And Loss

  • Panel 65: Carboniferous Period: The Coal Forests

    Panel 65: Carboniferous Period: The Coal Forests

  • Panel 66: Enveloping Eggs

    Panel 66: Enveloping Eggs

  • Panel 67: Sowing And Reaping

    Panel 67: Sowing And Reaping

  • Panel 68: Radiant Reptiles

    Panel 68: Radiant Reptiles

  • Panel 69: Leaping Lizards

    Panel 69: Leaping Lizards

  • Panel 70: Permo-Triassic Extinction

    Panel 70: Permo-Triassic Extinction

  • Panel 71: Emiliania Huxleyi: Belle Of The Ball

    Panel 71: Emiliania Huxleyi: Belle Of The Ball

  • Panel 72: Night Journeys: First Mammals

    Panel 72: Night Journeys: First Mammals