

Underground Pittsburgh
3/19/2007 | 1h 11m 18sVideo has Closed Captions
Watch this one in your basement.
Ever wonder what's below the surface of western Pennsylvania? Come for a hike into Laurel Caverns, investigate the fabled Fourth River, visit the Bug Rooms at the Carnegie Museum of Natural History, zip through several tunnels around here, and much more. Watch this one on your basement TV.
Problems playing video? | Closed Captioning Feedback
Problems playing video? | Closed Captioning Feedback
The Rick Sebak Collection is a local public television program presented by WQED

Underground Pittsburgh
3/19/2007 | 1h 11m 18sVideo has Closed Captions
Ever wonder what's below the surface of western Pennsylvania? Come for a hike into Laurel Caverns, investigate the fabled Fourth River, visit the Bug Rooms at the Carnegie Museum of Natural History, zip through several tunnels around here, and much more. Watch this one on your basement TV.
Problems playing video? | Closed Captioning Feedback
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The Rick Sebak Collection is a local public television program presented by WQED