13th International Hemp Building Symposium October 3-5, 2025 at the Lower Sioux Indian Community, Minnesota US Symposium dates: October 3, 2025 – October 5, 2025, 8:00 am – 6:00 pmAdd to Calendar Symposium Hosts Host Lower Sioux Indian Community Located just south of Minnesota river near the town of Morton Minnesota, the Lower Sioux Indian … Continue reading Event