Picasa is a software download from Google that helps you organize, edit, and share your photos. It is free, and easy to use

Main features:

• Organize: Manage your photos in one place, and find photos you forgot you had
• Edit: Eliminate scratches & blemishes, fix red-eye, crop and more
• Create: Turn photos into movies, collages, slideshows and more
• Share: Upload seamlessly to Picasa Web Albums to share with friends, family & the world