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 Zoo of Zoos and Aquariums (WAZA). San Diego Zoo Global also operates the San Diego Zoo Safari Park and the San Diego Zoo Institute for Conservation Research. The San Diego Zoo grew out of exotic animal exhibitions abandoned after the 1915 Panama-California Exposition. Dr. Harry M. Wegeforth founded the Zoological Society of San Diego, meeting October 2, 1916, which initially followed precedents set by the New York Zoological Society at the Bronx Zoo. He served as president of the society until 1941. A permanent tract of land in Balboa Park was set aside in August 1921; on the advice of the