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Thomas Viaduct   (circa 1835)
Off Maryland Route 1 in Patapsco State Park
Baltimore, MD

Designed by Benjamin Henry Latrobe Jr., the 704-foot-long Thomas Viaduct, the oldest stone arch railroad viaduct in use today, was once the country's largest bridge and was the first built on a curve. It was named a National Historic Landmark in 1964.

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Baltimore Area Attractions

Baltimore Public Works Museum
Pride of Baltimore II
Baltimore Black American Museum
Oriole Park at Camden Yards
Heritage Society of Essex and Middle River
James E. Lewis Art Gallery
SS John W. Brown
St. Vincent de Paul Church
Natural History Society of Maryland
Edgar Allan Poe House


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