Interstate 99 in Pennsylvania
E311918
UNEXPLORED
Interstate 99 in Pennsylvania is a north–south Interstate Highway running through central Pennsylvania, notably connecting the Altoona–State College region and serving as a key corridor in the Appalachian Mountains.
Referenced by (1)
| Subject (surface form when different) | Predicate |
|---|---|
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U.S. Route 15
→
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overlapsWith |