The Great Barrier Reef stretches over 2600 kilometres and covers an area almost 350,000 kilometres square! It is the world’s largest organism and can be seen from outer space. * Blue, * Cyan, Blue, Blue 3, Catagories, Categories, Colours, Cyan, Cyan 3, Earths Artwork, Other Keywords, Pristine Places, reef.
| Photo ID | 1201 -30 |
| Licence type | Royalty-free |
| Location | Whitsunday, QLD, Australia |
| Taken | 2005:07:10 10:01:40 |
| Camera | Canon EOS 20D |
| Shutter speed | 1/800 |
| Aperture | f/10 |
| Focal length | 18mm |
| ISO | 400 |
| Altitude | 5000000 |