Alcázar of Toledo

The Alcázar of Toledo rises from the highest rocky spur of the old city, its four-towered rectangular silhouette visible for miles across the Castilian plateau. The site has been fortified since Roman times, but the structure's defining character came under Holy Roman Emperor Charles I, who commissioned a Renaissance makeover in the 16th century. Its most visceral chapter unfolded in 1936, when a Nationalist garrison held the fortress through a 70-day siege by Republican forces during the Spanish Civil War — an episode that Franco's regime later amplified into founding myth. Heavily damaged in the fighting, the Alcázar was meticulously rebuilt and now houses the National Army Museum, with extensive collections of arms, armor, and cartography spanning centuries of Spanish military history. The esplanade and surrounding walls offer sweeping panoramic views over Toledo's medieval roofscape and the Tagus River valley below.