In 1929, Barcelona hosted the International Exposition, a significant event that showcased the city's culture and innovation. This exposition was held at the Parc de Montjuïc, where various pavilions were built, including the iconic Palau Nacional. The event aimed to promote industrial and artistic achievements, attracting visitors from around the world. The year also marked a period of economic growth for Barcelona, as the city was modernizing and expanding. The construction of new infrastructure, such as the Barcelona Metro, began to transform urban life. This era laid the groundwork for Barcelona's development into a major European city.