Don and Heather Minto, managers of Watson Farm, will lead “Off the Beaten Path,” a tour of the farm, on Sunday, Sept. 20, from 2 to 5 p.m.

The tour will focus on the land, people and natural resources of Narragansett Bay.

The event is free to garden and landscape members of Historic New England, $3 for members of Historic New England and $8 for non-members.

For information, visit www. HistoricNewEngland.org.