Allegheny Portage Railroad National Historic Site

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Size: 4780px × 3166px
Photo credit: © Zachary Frank / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: allegheny, altoona, central, historic, historical, incline, line, main, national, park, pennsylvania, portage, public, railroad, service, site, states, technology, united, works