A meeting and events region on OSgrid, best known as the starting point for the Hypergrid Safari trips every Wednesday at noon Pacific. Region includes a few free-to-copy buildings.
Home of the OpenSim Builders Alliance on the Littlefield grid. Region includes several classrooms, and collections of free building materials and scripts. Some content is not exportable, however. There is a Blender Q&A with Aaack Aardvark every Sunday at 2 p.m. Pacific time.