Kōrero: South Canterbury region

Craigmore’s sinkholes

Craigmore’s sinkholes

Spectacular sinkholes are a feature of the downlands at Craigmore, south-west of Timaru. The hills are porous limestone, which corrodes when rain filters down into it. This causes the surface to sink, creating holes.

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GNS Science
Photograph by Lloyd Homer

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Me pēnei te tohu i te whārangi:

John Wilson, 'South Canterbury region - Landscape and geology', Te Ara - the Encyclopedia of New Zealand, http://www.TeAra.govt.nz/mi/photograph/11298/craigmores-sinkholes (accessed 25 June 2019)

Story by John Wilson, updated 2 Feb 2017