8th Annual Smithsonian Magazine Photo Contest Travel
Exploring a sand bank of the Rio Negro in the biggest river archipelago of the world. The color of the water comes from humic acid.
Exploring a sand bank of the Rio Negro in the biggest river archipelago of the world. The color of the water comes from humic acid.
Photo Detail
| Date Taken: | 12.2008 |
| Date Uploaded: | 12.2010 |
| Photo Location: | |
| Copyright: | © Roberto Simoni |