Essential Balboa Park: A Self-Guided Walking Tour of San Diego's Two World's Fairs Essential Balboa Park is a first-timer's flagship walk through the historic center of San Diego's best-known park. This tour covers twelve stops plus eight background chapters, running from Sefton Plaza and Cabrillo Bridge along El Prado to Spanish Village, the Spreckels Organ Pavilion, and the Ford Building. It is a self-guided audio tour, so you set the pace and choose your own order. About This San Diego Walking Tour In 1935, the sunken garden in Balboa Park that holds a butterfly garden today was a commercial nudist colony. During the California Pacific International Exposition, visitors paid admission at Zoro Garden to look at performers presented as people living a natural, unclothed lifestyle. It sat a short walk from the arcades and towers built to make San Diego look like a centuries-old Spanish city, and the park is full of that mix of high-minded architecture and paid spectacle. San Diego boosters twice bet the city's reputation on a world's fair, and the park visitors walk today came out of both attempts. The 1915 Panama-California Exposition was a marketing campaign timed to the opening of the Panama Canal, aimed at the investors and shippers who would soon approach the Pacific coast from a new direction. Bertram Goodhue designed the showpiece buildings and Frank P. Allen Jr. supervised construction, and they drew on Spanish and Mexican colonial imagery to give a young city the look of an old one. Twenty years later, organizers ran the play again with the country deep in the Great Depression and Chicago's Century of Progress having already shown what a fair could do for a city's finances. The builders of the 1935 California Pacific International Exposition reused the earlier grounds and added the theater complex, the international cottages, and the artists' village that visitors still walk through. Then, after the attack on Pearl Harbor, large parts of Balboa Park were taken over for Navy hospital and training use, with exhibition halls converted to wards and barracks and the House of Hospitality turned into quarters. Cabrillo Bridge is permanent reinforced concrete from the exposition era, while other parts of the historic center stand as reconstructions and restorations finished long after both fairs closed, so what looks today like a single design was put up in stages across more than a century. The Route Through Balboa Park Sefton Plaza : a bronze figure of Kate Sessions, shown with a trowel and a young plant, for the decades of horticulture and civic advocacy that came before any fair.Cabrillo Bridge : reinforced concrete built to cross Cabrillo Canyon and to choreograph how fairgoers arrived from the west.California Tower : the California Quadrangle, designed by Goodhue for 1915 to give a young city the atmosphere of an old one.The Old Globe : a 1935 fair attraction whose company kept performing and rebuilding until the theater became permanent civic culture.Alcazar Garden : a reconstruction of a 1935 design associated with architect Richard Requa, maintained in living plant material.Plaza de Panama : ceremonial exposition ground now used as the park's everyday crossroads between gardens, theaters, and museums.Botanical Building and Lily Pond : thin redwood lath stretched across great arches, and one of the most photographed compositions in the park.Bea Evenson Fountain : modest beside the buildings around it, and named for the preservation advocacy that kept them standing.Spanish Village : built as exposition theater for 1935, now studios where artists work and sell.Spreckels Organ Pavilion : John D. and Adolph B. Spreckels gave San Diego the organ, dedicated on December 31, 1914, and the concerts have continued ever since.International Cottages : small 1935 buildings connected with the House of Pacific Relations, now run by community cultural groups.Ford Building : streamlined curves and smooth horizontal lines built to advertise an automobile future, later reused as an air and space museum. You'll Learn About… Why San Diego boosters staged a world's fair in 1915, timed to the opening of the Panama Canal and pitched at the investors and shippers who would soon reach the Pacific coast by a new route.How the San Diego Zoo started with a sound: physician Harry Wegeforth heard a lion roaring in Balboa Park after the exposition closed, when the fair's animals had no settled future.Which buildings along El Prado are original exposition work and which are later reconstructions, and how a park built in stages came to look like one design.What happened to the park after Pearl Harbor, when exhibition halls became hospital wards and barracks and the House of Hospitality became Navy quarters.Why the anthropology museum beneath the California Tower became Museum of Us in August 2020, and how the institution explains that change as part of a wider effort toward equity, inclusion, and accountability.Who Kate Sessions was, and how land reservation and horticulture shaped Balboa Park for decades before the first fair opened. Who It's For This is the flagship first-timer's walk in San Diego. If you have one day in Balboa Park, the twelve stops cover which buildings are original, who put them up, and what they were built to sell. Every stop stands on its own, so you can begin at whichever entrance you reach first. No background in architecture or California history is needed. Practical Details for Your San Diego Walk Twelve stops spread across the park's historic center, from Sefton Plaza and Cabrillo Bridge on the western approach out to the Ford Building. Plan on two to three hours at an unhurried pace, and longer with museum visits along the way. The audio is self-guided, so you can walk it in any order, break for lunch, and come back for the rest. If you are driving in, San Diego's freeways clog during weekday commute windows, so mid-morning or early afternoon makes for an easier arrival. Start Walking Balboa Park Download the app to explore Essential Balboa Park, a self-guided walking tour in San Diego, at your own pace.