Portal:United States/Did you know/1

...that Piscataway Park was created to prevent development and protect the view across the Potomac River from Mount Vernon (pictured)?
...that Charles N. Haskell was the first governor of Oklahoma, and he played a crucial role in drafting the Oklahoma Constitution?
...that the 1040-foot-long Starrucca Viaduct in Lanesboro, Pennsylvania was the largest and most expensive stone railway viaduct when built in 1848, and is still in use by the Norfolk Southern Railway?