Can't believe how much of this rock fell off! Its looks totally different - no longer a castle. Sad but very glad that the huge rock did not hit anything on the way down!
The magnitude 7.1 Christchurch earthquake broke off an enormous chunk of Castle Rock in the Port Hills which has tumbled down towards the Lyttelton tunnel. View from Morgan's Valley (-43.578037° 172.714828°).
The damage to Castle Rock, overlooking the Heathcote Valley from the 7.1 earthquake on September 4th.
Two of the large boulders (larger than a house or two) that came down from Castle Rock (see the fence in front of the boulders).
Castle Rock above Heathcote, showing damage (and two very large pieces in the foreground) that came down during the 7.1 quake on 4th September.