This beautiful monument in Buen Retiro Park is a must-visit attraction in Madrid. Built in 1922, it features a stunning colonnade with an equestrian statue of King Alfonso XII. The monument is wheelchair-accessible and has a paid parking lot nearby. It's a great spot for families with kids, and the surroundings offer plenty of opportunities for photography.The monument is surrounded by a large pond, where you can take a romantic boat ride or simply sit and relax. The views of the city from the monument are breathtaking, and it's a great place to watch the sunset. However, some visitors have mentioned that the monument can be crowded, especially during peak season.One of the main drawbacks of this monument is the lack of clear information about opening hours and availability. Some visitors have reported that the monument has been closed for extended periods during the summer, which can be frustrating for tourists.Overall, the Monument to Alfonso XII is a beautiful and impressive landmark that is definitely worth visiting. While it may have some drawbacks, its stunning architecture and picturesque surroundings make it a must-see attraction in Madrid.