Sonic Adventure is the first Sonic game that has perfect and amazing 3D graphics, characters interact with each other with voices, wonderful and cute characters including Chao and many more. You can even connect to the Internet with your Dreamcast and download add-on files to your memory card!
Cheats
Review
Screenshots
Pictorial Walkthroughs
Walkthroughs
Sonic Adventure Add-on Downloads
Sonic Adventure Mysteries