Outdoor concert

set for Tuesday

The band Girls Just Wanna Have Fun will entertain when Gorham’s free, outdoor summer concert series continues from 6-7:30 p.m. on Tuesday, July 26, on the lawn at the gazebo next to Baxter Memorial Library on South Street. Gorham Recreation Department sponsors concert series that continues through Aug. 16.

Parking is available along South Street or in the parking lot behind Gorham Municipal Center, 75 South St. Those attending can take picnics along with blankets or lawn chairs.

Walking with poles

The Lakes Region Senior Center at the Little Falls Activity Center, 40 Acorn St., is sponsoring a special event, walking with poles for exercise and balance, at 10 a.m. on Wednesday, July 27. The workshop, open to all, is perfect for all ages and abilities, an announcement said. The leader is a certified Nordic walking instructor.

Lakes Region Senior Center is open 9 a.m.-1 p.m. Monday through Friday. Daily events include coffee, tea, socializing and a puzzle table. Special events schedules each day.

River archaeological

tour July 30

The Presumpscot Regional Land Trust is hosting a guided tour at 10 a.m. on Saturday, July 30,  to learn about pre-historic cultures that lived along the river and view artifacts like tools and pottery. The program is titled “10,000 Years of Community Along the River: The archaeology of the Presumposcot River.”

Nate Hamilton, professor of archeology at University of Southern Maine, and Dick Doyle, trustee of the Maine Archaeology Society, will lead the walk at the head of the river in Standish.

“This will be a special opportunity to visit our Stuart Preserve and see the remains that have been collected from the outlet of Sebago Lake and the headwaters of the Presumpscot River,” a land trust announcement said.

The event is free but RSVP is required by visiting www.prlt.org. Rachelle Curran Apse, land trust executive direector, can be reached at 839-4633 or rachelle@prlt.org.

U.S. taxpayer debt

The Bureau of the Fiscal Service reported on July 14 that the U.S. public debt was $19,380,590,048,237.64.