Thursdays free admission. Carved roots, toothpicks, rags, watches and matches are just some of the materials used in these unique works of art. The galleries are unusual and thought-provoking and not always for children. One can watch an historical slide presentation, tour the barracks of this national monument, and bring a picnic lunch to enjoy on its grounds. The Baltimore and Ohio Railroad Museum contains a large collection of historic steam, diesel and electric locomotives housed in a 1884 Roundhouse.
Train rides are available.
Daily 10 am - 5 pm. Other sites of historical interest include the Babe Ruth Museum , the Baltimore Streetcar Museum , the Great Blacks in Wax Museum , the Edgar Allan Poe House and Museum, Westminster Hall , Baltimore's Washington Monument , and the Shot Tower. The Maryland Science Center houses many hands-on exhibits about science and live demonstrations on light, energy, mechanics, sounds, the Chesapeake Bay, and outer space. The Davis Planetarium features Rocks in Space, a film on the effects of asteroids on the formation of our solar system. The National Aquarium in Baltimore , located right on the Inner Harbor, has five levels of exhibits ranging from pools of stingrays, displays of tidal marshes, an authentic Atlantic coral reef featuring hundreds of colorful tropical fish, a Children's Cove where children can touch live creatures, and a 225,000 gallon tank holding sharks of all types and sizes.