sentences:  Girl Scouts of San Jacinto Council serves 26 counties in Southeast Texas, including Angelina, Brazoria, Chambers, Fort Bend, Galveston, Hardin, Harris, Houston, Jasper, Jefferson, Liberty, Matagorda, Montgomery, Nacogdoches, Newton, Orange, Polk, Sabine, San Augustine, San Jacinto, Shelby, Trinity, Tyler, Walker, Waller, and Wharton.The Program Place and Goodykoontz Museum of Girl Scout History opened in 2007.It is situated next to the headquarters building and is intended to function in harmony with the headquarters on the shared site.