Gus Grissom Days Join us as Spring Mill State Park honors local astronaut, Virgil I. "Gus" Grissom! This weekend is packed full of space fun! Saturday, July 16th 8am-4pm: Gus Grissom Memorial Open 9am: Grissom Memorial Guided Tour. 30 minutes. 9am-10:30am: Rocketry Club, Count Down Cardinals, will have a table set up and can assist …

Grissom Days at Spring Mill State Park Read More »