Adrian and Denise's Travel Diary. | Collections | Favourite places. | SONY DSC

SONY DSC
Thrombolites of the same composition as 3.5 billion years ago. They were responsible for generating the oxygen into earth's atmosphere.
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Ann ingham: on 2014. January 30.

great composition and viewpoint

Ann ingham: on 2014. January 30.

Embarassedgreat composition and viewpoint

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