A packed weekend in Montauk begins with the Mighty Montauk Triathlon Saturday morning and ends with the annual Blessing of the Fleet on Sunday evening.

The Springs School’s Mystery Art Sale, which shows off 5-by-7-inch works by students and adult artists offered at $20 apiece, will take over Ashawagh Hall from Friday through Sunday.

Saturday’s the day for the much-anticipated Ladies Village Improvement Society Fair, and to celebrate America’s 250th anniversary the organization has invited other nonprofits to set up interactive booths highlighting the country’s history.

More than 90 East Hampton High School seniors were awarded roughly $350,000 on June 4 as part of the school’s local scholarship program, with prizes from every organization imaginable — the fire departments, teachers’ associations, Police Benevolent Association, Lions Club, American Legion, Kiwanis Club, Ladies Village Improvement Society, and local businesses.