During its lifetime , seven million people have traveled on the 200-foot-long Belle . Once a popular form of transportation , few steamboats cruise the waters today . The city is home to many historic buildings and sites that are worth visiting including Fort McHenry which was built in 1814 by General James Grant during his military service as commander of the Army of the Potomac There are newer steamboats , including the American Empress and Miss Belterra .
Once a popular form of transportation , few steamboats cruise the waters today . The city is home to many historic buildings and sites that are worth visiting including Fort McHenry which was built in 1814 by General James Grant during his military service as commander of the Army of the Potomac There are newer steamboats , including the American Empress and Miss Belterra .