Last week, I was at Colinas Del Sol in Atenas and took some photos of the oropendola nests that they have hanging all over the resort. These nests are amazing works of art, very intricate.
Here is a photo of an oropendola:
Note: This photo is licensed under the Creative Commons Attribution 2.0 Generic license. The image was originally posted to Flickr by Clearly Ambiguous at http://flickr.com/photos/84617037@N00/131678600.