Maryland: Did You Know?
The USS Constellation, which is docked in Baltimore's Inner Harbor, is a sloop-of-war, the last sail-only warship designed and built by the United States Navy. She was built at the Gosport Shipyard between 1853 and 1855.
https://sos.maryland.gov/mdkids/Pages/Famous-Facts-About-Maryland.aspx
https://sos.maryland.gov/mdkids/Pages/Famous-Facts-About-Maryland.aspx