Photograph of picture of "Hercules" (railroad engine) on train trestle looking up
Mammoth Cave National Park; National Park Service
Historic Entrance construction, entrance trestle and truck, Mammoth Cave National Park
Mammoth Cave National Park; National Park Service
Historic Entrance construction, showing platform at hoist and entrance trestle, Mammoth Cave National Park
Mammoth Cave National Park; National Park Service
Historic Entrance construction, showing platform at hoist and entrance trestle, Mammoth Cave National Park
Mammoth Cave National Park; National Park Service
Historic Entrance construction, showing platform at hoist and entrance trestle, Mammoth Cave National Park
Mammoth Cave National Park; National Park Service
Railroad trestle, Lynn camp
Great Smoky Mountains National Park
Glass Negative-CatNo 15700-e, Railroad trestle, Lynn Camp, III-L-16665, History - Logging, Lumbering, Hewing, Sawmilling
Townsend Y - railroad trestle, and girders of the wagon bridge across the Little River, 1915
Great Smoky Mountains National Park
Townsend Y - railroad trestle, and behind can be seen the girders of the wagon bridge across the Little River. ; Railroad Trestle; III-B-16312, History - Buildings.
1915
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