Picasa 3 is a very good tool to manage your collection of photographs. Following are some of the  features as  Google describes, you can download this software from download picasa 3

1) Sync your Picasa 3 and Picasa Web Albums edits

Tired of having to manually re-upload your photos after making further edits? By enabling ‘Sync to Web,‘ edits made to your photos in Picasa 3 are automatically transferred to your corresponding online albums.

2) Retouch your images

Always want to be airbrushed? Use the Retouch tool to remove unsightly blemishes and improve photo quality. It can also help you to restore old photos with marks, water stains, and scratches to excellent condition.

3) Preview image files with Picasa Photo Viewer

The photo viewer is a fast, lightweight application for viewing images on your desktop or through Windows Explorer. Installed with Picasa 3, it lets you to take a quick look at images without having to fully open the Picasa 3 program.

4) Create and edit movies.

Use the movie maker to combine your photos, videos, and music into a movie, and create a Windows Media file. Share it with friends by uploading it directly to YouTube.

5) Collage

Experiment with six different collage types and a slew of new settings in the more hands-on collage creation screen.

6) Sharing

Why take two steps when you can do it in one? Upload an album to Picasa Web Albums and email invitations to friends and family with just one click.

7) Importing

To help you import images from a particular day or event, Picasa now segments your images according to the time frame when they were taken.

Each group of images in the import window will be marked by a clock icon. Hover over the clock to see the time stamp of this group or click a clock to select all the images in the group.

Well, these are some of the features. Now, want a demo of some of the above features. well, just take a look at below vedio from youtube 🙂