Hidden Gems in The Rocks

I love how our town's history is still visible in its old factories and railroad landmarks, and I often find myself wondering what other secrets The Rocks holds that only us locals know about. With its rich industrial past and beautiful location along the Ohio River, McKees Rocks has a lot to offer, but what's the one spot that never seems to make it into the guidebooks, the place that we all love but visitors never seem to find?