San Cristóbal Castle

San Cristóbal Castle is a historic fortress located in Madrid, Spain, built between the 16th and 17th centuries. Sitting atop a hill, it was originally constructed to defend the city from invaders and served as a military stronghold, later functioning as a royal residence and artillery position. The castle features thick stone walls, towers, and panoramic views of Madrid. Today, it is a cultural site open to visitors, offering insight into Spain’s military history. Its strategic location and preserved architecture make it an important symbol of Madrid’s historic defense and heritage.