Revolutions

The building that used to house Howard County's only all-black high school topped this year's ranking of endangered historic properties by Preservation Howard County.

Harriet Tubman High School opened in 1948 and was the only public high school for African-Americans in the county. It closed in 1965, when county schools were desegregated.

The building now serves as office space for Howard County public schools maintenance staff, but Tubman alumni are hoping it can soon be turned over to the community to become an African-American cultural center. They've been making the request for more than a decade, but this year was the first time their idea received state-level attention,...