Spanish photographer Ramón Masats's book delves into his 1955 photo essay capturing the vibrant festivities of Pamplona, famously popularized by Ernest Hemingway's 1926 novel, "The Sun Also Rises." This reprint of Masats's acclaimed 1958 publication showcases nearly 200 dynamic black-and-white images, many previously unpublished, depicting the colorful Sanfermines, including the iconic running of the bulls and bullfights. This work highlights Pamplona's allure to global artists and writers during the golden age of photojournalism. The volume also features Hemingway's account of the festival and an essay by contemporary photographer Chema Conesa. Texts are provided in both English and Spanish.