Historians say racial unrest could challenge museums to confront American’s true history. Experts told Insider travelers are demanding more diversity and inclusion from tourism operators. Black tourism advocates say that challenge presents opportunity for Black-owned businesses. Loading Something is loading. Christy Coleman got her first full-time job at a museum built among housing projects in Baltimore. But museum leaders, who were mostly white, discouraged her from engaging with the local, Black community –  who they seemed determined to ignore.  “[The museum] had actually built a wall around itself to ensure no interaction with the immediate community,” Coleman told Insider. “This was a museum that was devoted to the history of…