Earth Day celebration planned at Missouri–Yellowstone Confluence Interpretive Center
WILLISTON — An Earth Day celebration is set for April 18 from 9 a.m. to 5 p.m. at the Missouri–Yellowstone Confluence Interpretive Center.
The free, family-friendly event will feature hands-on activities highlighting prairie ecosystems, including owl pellet exploration, cyanotype art, soil studies and animal track casting.
