The coastal type and topography of the coastal zone are material responses to the interaction between land and sea. According to their causes, coasts can be divided into three types: erosive coasts, accumulative coasts, and balanced coasts. According to land landforms, coasts can be divided into plain coasts, mountainous hilly coasts, and biotic coasts.

It is a historical site in Spain, located on the picturesque coastline. It is an outstanding representative of Spanish history and military architecture, with its origins dating back to the Middle Ages, witnessing the rich history and culture of the region. The San Ramon Castle is located on a cliff by the sea, and its strategic location has made it a defensive fortification in history, protecting the nearby coastline and inland areas from foreign invasion. In addition to the castle itself, the surrounding coastline is also a natural beauty. Having steep cliffs, wide beaches, or rocky bays provides visitors with opportunities to enjoy the sea view, take a bath, or engage in water sports.