The public is invited to celebrate “Gingras Days” July 5 and 6 at state historic sites near Walhalla. The event is free, and all ages are welcome.The Gingras Trading Post State Historic Site, located just 1.5 miles northeast of Walhalla, features the historic Gingras home and trading post. These are two of the oldest standing structures in the state. Built by prominent fur trader Ant...