The African American Heritage Trail of Martha’s Vineyard has announced a weekend of events to celebrate Juneteenth.

On Saturday, June 18 at 3 p.m., the trail’s executive director Elaine Cawley Weintraub, Camp Meeting Association president Andrew Patch and MV NAACP president Arthur Hardy Doubleday will speak at the Tabernacle in Oak Bluffs, sharing stories about Island trailblazers.

Two events will be held on Sunday, June 19. Ms. Weintraub, Carrie Camillo Tankard ­— the trail’s co-founders — will join Arthur Hardy Doubleday and artist Barney Zeitz at Memorial Wharf in Edgartown at 11 a.m. to unveil a sculpture of Nancy Michael, a woman who cursed or blessed sailors. At noon, Dunmere by the Sea on Pennacook avenue in Oak Bluffs will be dedicated as site number 34 on the African American Heritage Trail.