Picryl description: Public domain photo of vintage New Hampshire postcard.
Public domain photo of vintage Massachusetts postcard - Picryl description
Main entrance building, Polar Caves, N.H. near Plymouth, N.H. The mysterious hanging boulder, Polar Caves, N.H. near Plymouth, N.H. Indian Council Chamber, Polar Caves, N.H. near Plymouth, N.H. Courtesy of Bost More
Picryl description: Public domain photo of vintage YMCA postcard.