Firecracker 5K - Marengo

The Firecracker 5K in Marengo, Indiana, is a unique running event held annually on July 4th. The race features a distinctive course that starts at the Marengo Boys and Girls Club, proceeds along SR 64 past Marengo Cave, and includes an underground segment as part of the route. Runners experience rolling hills and scenic small-town charm, with the highlight being the cool underground portion where temperatures remain a constant 54 degrees year-round.

This indoor section offers flat, fast terrain with good lighting, providing a refreshing break from the summer heat. The race finishes near a festival, making it a cool and novel destination race in Southern Indiana. Visit the organization's website for the most recent information.