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  • Piece of Northamptonshire ironstone, from Irchester Country Park. © NMAG

    Ironstone

    Northamptonshire’s ironstone was formed from iron-rich sediments in the Jurassic period. Quarried since Roman times, ironstone has shaped our landscape, fuelled the county's industry and built our houses.

    175 million years ago Geologic to Prehistoric

  • Length of iron  broad gauge railway track © NMAG

    Brunel Broad Gauge Bridge Rail

    The railway came to Northamptonshire in the mid-1800s with the Broad Gauge track of Isambard Kingdom Brunel's Great Western Railway and a station at Aynho.

    Victorian 1840s Modern