What state is home to what was once known as “A Great Rock”?
Haunted places in Plymouth, Massachusetts: Plymouth, Massachusetts, called "America's Hometown" on its welcome billboards and a tourist train, is home to both Plymouth Rock and the "Mayflower". Plymouth Rock:  The Pilgrims did not refer to Plymouth Rock in any of their writings; the first known written reference to the rock dates to 1715 when it was described in the town boundary records as "a great rock."
Massachusetts