Andover Conservation is sponsoring escorted overnight camping on town conservation land on the shore of the Shawsheen River. The camping area has four fire pits, picnic tables, a portable toilet, and two river landings. Campers may bring their canoes and/or kayaks. While the camping is free, a donation of $5 per person per night is suggested. Upcoming camping dates are July 20, Aug. 17, Sept. 21, and Oct. 19. Town conservation land is not open to public camping. Preregistration is required. For more information or to register, e-mail firstname.lastname@example.org.