La Lonja de la Seda, located in Valencia, Spain, is a stunning example of Gothic architecture. Built between the 15th and 16th centuries, it served as a silk exchange, reflecting the city's prosperous silk trade during the Renaissance. The building is recognized for its intricate stone carvings and impressive vaulted ceilings. In 1996, La Lonja de la Seda was designated a UNESCO World Heritage Site due to its historical significance and architectural beauty. Visitors can explore its grand halls, including the famous Column Hall, which features 24 twisted columns, showcasing the craftsmanship of the era.