Balboa Park (San Diego) failed and is scheduled for completion in 2019. El Prado, a long, wide promenade and boulevard, runs through the park's center. Most of the buildings lining this street are in the Spanish Colonial Revival architecture style, a richly ornamented mixture of European Spanish architecture and the Spanish Colonial architecture of New Spain-Mexico. Along this boulevard are many of the park's museums and cultural attractions, including the San Diego Museum of Man, the San Diego Museum of Art, the Museum of Photographic Arts, the San Diego Art Institute, the San Diego Model Railroad Museum, the San Diego Natural History Museum, the
San Diego and businesses began to relocate to New Town because its location on San Diego Bay was convenient to shipping. New Town soon eclipsed the original settlement, known to this day as Old Town, and became the economic and governmental heart of the city. Still, San Diego remained a relative backwater town until the arrival of a railroad connection in 1878. In the early part of the 20th century, San Diego hosted two World's Fairs: the Panama-California Exposition in 1915–16 and the California Pacific International Exposition in 1935–36. Both expositions were held in Balboa Park, and many of the Spanish/Baroque-style buildings