The city of Cincinnati never finished building its subway in the 1920s, a decision that has long been second-guessed. The subway tunnel not only sits empty but costs city taxpayers money to maintain.

It all started with a public records request − as some of The Enquirer's best work typically does. We wanted to know: What could repurposing Cincinnati's abandoned subway tunnels look like in the 21st ...

Cincinnati city leaders are exploring the possibility of transforming America's largest abandoned subway system, located ...

Last fall when Cincinnati asked for ideas for what to do with its empty, 2.2-mile abandoned subway tunnel system, many Enquirer readers and social media commenters had the same response: Why not use ...