What is Bellisseria?

Bellisseria is the new community land of Linden Lab where premium members can claim their new Linden Homes. The Bellisseria Fairground is the area where the largest Bellisseria events are being held which are mostly organized by the residents and community.

Also take a look at the Patch Linden Interview by Buttacwup Pwincess (seanabrady) from The Bellisserian.

Or visit it yourself inworld.