Near the Arctic Circle, year-round outdoor swimming

“The Blue Lagoon, Svartsengi Geothermal Pumping Station, Iceland” (1988, chromogenic print), by Laura McPhee at the Fitchburg (Mass.) Art Museum.

Downtown Fitchburg seen from the south, looking toward New Hampshire mountains. From the 19th to the first half of the 20th Century the city was an industrial center, especially for paper making.

— Photo by Nick Allen