What In The World Is A Gungywamp? By MARLENE CLARK February 6, 2008 Gungywamp is a 100-acre area in Groton that archaeologists consider a treasure. Its exact origins remain a mystery, but its unusual stonework and artifacts span centuries, if not eons. Among Gungywamp's features are stone chambers that researchers believe were Colonial-era root cellars or animal birthing shelters erected by English-Scottish immigrants. Of these, two are intact. One contains a solar calendar: during the spring and autumn equinox, the sun shines through an opening in the west wall and lights the opposite wall, which reflects some light into a...