A tunnel was recently discovered in a Pennsylvania borough that could be part of the Underground Railroad, a historian theorizes. Researchers in the area have previously found sites that once ...

It should be apparent, therefore, that the Pennsylvania Railroad Company has but one hope of financial success in this tunnel enterprise, namely, by giving to the people who travel to and from ...

The PRR's board of directors agrees, and decides to build tunnels under the Hudson and East Rivers that will connect to a new rail terminal in Manhattan. The Pennsylvania Railroad Company (PRR ...

A trestle once used by the Pennsylvania Railroad towers over Route 61 between ... Another somewhat infamous aspect of the Pennsy was a tunnel between Pottsville and Saint Clair.

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

Complete Guide to Allegheny Portage Railroad National Historic Site in Pennsylvania including things to do, where to stay, ...