On 22 February 2011 , Sumner was hit by the Christchurch earthquake , which destroyed or made uninhabitable a large number of the local houses and commercial buildings . On 13 June the same year , Sumner was hit by another earthquake of almost the same magnitude as the February event . These two earthquakes caused many of Sumner 's iconic cliffs to collapse , and many areas to be cordoned off with both traditional fences and shipping containers
another earthquake
June 2011 Christchurch earthquake
Sumner, New Zealand