Andrew Luyten's photos with the keyword: dyke

Organ-ic

Organ-ic

Andrew Luyten
18 May 2006 168
Doleritic 'organ pipes' near Twyfelfontein. The polygonal shapes are formed in a similar way as for the Giant's Causeway in Northern Ireland.
Crazy Mountain

Crazy Mountain

Andrew Luyten
18 May 2006 162
Doleritic 'organ pipes' near Twyfelfontein. The polygonal shapes are formed in a similar way as for the Giant's Causeway in Northern Ireland. (it is quite a small mountain in real life)