The unassuming red brick building on the edge of downtown Park Forest in between the sprawling Central Park and the village’s public library doesn’t grab a lot of attention. But it’s becoming the cultural heart of Park Forest, thanks to an evolving lineup of entertainment and arts activities at the performing arts venue. Lifelong Park Forest resident Victor Blackful has worked to raise the profile of Nathan Manilow Theatre at Freedom Hall, 410 Lakewood Blvd.