Not under the stars or sun

• Suffering from cabin fever, say
• John Mayer "Pull all the shades and wander the great ___"
• Like games in the dome
• Where it never rains
• With a roof over one's head?
• Where to stay on a rainy day
• Not alfresco
• Not alfresco, and what this puzzle is vis-à-vis its border answers

Wikipedia Word definitions in Wikipedia