Ivatan architecture is renowned for its durability and adaptation to harsh weather conditions. Traditional stone houses, known as sinadumparan, feature thick limestone walls and cogon grass roofs, designed to withstand strong typhoons and earthquakes. These structures reflect the Ivatans' ingenuity in creating dwellings suited to their environment.
Before Spanish colonization, the Ivatans constructed idjangs—fortified settlements perched atop hills and cliffs. These structures served as defense mechanisms against invasions and are a testament to the Ivatans' strategic ingenuity. Remnants of idjangs can still be found across Batanes, offering insights into the archipelago's early societal structures.
Today, a blend of modern and traditional design can be seen across Batanes, especially in its famous lighthouses and public buildings. These structures still honor Ivatan resilience while adapting to the needs of the modern world.