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Sites tagged "Military History": 2

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Old Naval Observatory (National Observatory; Naval Museum of Hygiene; Naval Medical School): As the original National Observatory, this building was the home of many notable scientific achievements in its day.

By The DC Historic Sites team
The original National Observatory was authorized by President Tyler in 1842 and completed in 1844 according to plans prepared by Lieutenant James Melville Gilliss. The observatory was the site of…

Gunboat Philadelphia: Philadelphia is the only extant Continental Army gunboat built and manned by Americans during the Revolutionary War.

By The DC Historic Sites team
The United States Gundelo Philadelphia is the only surviving gunboat built and manned by American forces during the Revolutionary War. Further, the vessel is one of the 15 small craft with which…

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