Grind

The words "morning program" might appear dull but are warmly nostalgic for anyone who has sent their children through Sag Harbor Elementary in the last 30 years.

The Shinnecock Powwow will run from tomorrow through Monday at the nation's powwow grounds on West Church Street on the Shinnecock Reservation. One of the largest Native American gatherings on the East Coast, the powwow draws participants from all over the Americas for three and a half days of competitive and ceremonial dancing, music, entertainment, prayers, and food.

An upcoming real estate auction coordinated by the Suffolk County Division of Economic Development and Planning and planned for Oct. 12 lists a handful of properties in East Hampton and Southampton Towns as available for bidding.

A three-mile hike on Gerard Drive in Springs on Saturday organized by the East Hampton Trails Preservation Society and the East Hampton Historical Society will feature both the beauty and some of the history of Accabonac Harbor and Gardiner's Bay.

Here's what's coming up at the East Hampton Library.

East Hampton School District officials made a plea last week for people to follow the rules — all of them, even the ones that may seem trivial — when using the district's athletic fields and other outdoor facilities for recreation.

Main Beach will be the place to be on Saturday night when the East Hampton Fire Department hosts its annual fireworks show. The Sag Harbor Community Band will provide the music for the evening, starting at 7. Fireworks will be set off at dusk.

Our Fabulous Variety Show's first Kids Night Out is Friday, giving school-aged children a chance to have fun while parents and guardians "get a night off" themselves.

The Church, an arts center on Madison Street in Sag Harbor, will have a cocktail reception, chaired by Elisa Rojas Ross, an Emmy Award-winning journalist, to benefit Organizacion Latino Americana of Eastern Long Island on Thursday night from 5 to 7.

It’s time for the South Fork Natural History Museum’s annual panel discussion and question-and-answer session with its Shark Research and Education Team.

Saturday brings the Clamshell Foundation's 32nd annual Sandcastle Contest, a two-mile-plus walk at Lazy Point including a post-walk tour of the D’Amico Studio and Archives, and the Amagansett Village Improvement Society's annual Summer Splash party at the South Fork Country Club.

Saturday is the East Hampton Library’s Author’s Night, but on Sunday, the kids get their turn with the library's annual Children’s Fair.