Tour solar powered homes and solar heated homes in this annual event, this fall with many online tours.
https://www.nationalsolartour.org/
Massachusetts and New Hampshire tours:
Video tours in Hingham, Massachusetts:
https://www.nationalsolartour.org/events/category/hingham-solar-tour/photo/
Kingston, Massachusetts open house, details:
https://www.nationalsolartour.org/event/gene-wyatt/
South Shore, Massachusetts, videos and details:
https://www.nationalsolartour.org/events/category/south-shore-solar-tour/photo/
Hollis, New Hampshire video tours:
https://www.nationalsolartour.org/events/category/hollis-solar-tour/photo/