Balboa Park (San Diego) San Diego History Center, the Reuben H. Fleet Science Center, and the Timken Museum of Art. Other features along El Prado include the Reflection Pond, the latticed Botanical Building, and the Bea Evenson Fountain. Next to the promenade are the San Diego Air & Space Museum and the San Diego Automotive Museum. Theatrical and musical venues include the Spreckels Organ Pavilion, featuring one of the world's largest outdoor pipe organs; the Old Globe Theatre complex, which includes a replica of Shakespeare's Globe Theatre as well as an outdoor stage and a theatre in the round; and the Starlight Bowl –
San Diego Electric Railway Centre City using existing San Diego Trolley tracks. San Diego Metropolitan Transit System, in a partnership with the San Diego historic streetcar society, began select weekday, weekend and holiday mid-day service in August 2011 on this new heritage streetcar Silver Line, which operates around Downtown San Diego using the renovated PCC streetcar #529. By March 2011 San Diego Metropolitan Transit System began work on a study to evaluate the feasibility of reconnecting Balboa Park, the San Diego Zoo, and Downtown San Diego through a fixed-guideway, electrified streetcar line<ref name="MTS City/Park Streetcar Feasibility Study"></ref> that might operate as an extension of