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
Downtown San Diego Thematic Historic District, was created to preserve the remaining structures that remained from the era when Chinatown existed. While a few of the buildings remain, there no longer exist a significant concentration of Chinese Americans in the former neighborhood. Located in Central San Diego, Downtown San Diego is delimited by San Diego Bay to the west and southwest, Bankers Hill, Middletown, and Balboa Park to the north, Sherman Heights and Golden Hill to the east, and Barrio Logan and Logan Heights to the southeast. San Diego International Airport is just northwest of downtown. Due to San Diego International Airport's (Lindbergh