The Metro runs until midnight, Monday through Saturday, and from 11 a.m. to 7 p.m. on Sundays. By Car Most of Baltimore's main streets are one way. When driving, look out for blue and green trailblazer signs that indicate attractions and areas of interest.
Seat belts are mandatory in Maryland.
By Trolley Baltimore Trolley Tours offers full-day service throughout downtown. The Water Taxi has stops at major sites around the Inner Harbor. To the Airport BWI shuttle service is available from Hopkins and the Inner Harbor hotels.