Museo Nacional de Historia (Chapultepec Castle)

The Museo Nacional de Historia occupies Chapultepec Castle, on top of Chapultepec Hill in Mexico City's Chapultepec Park. Construction of the castle began in 1785 under the Spanish viceroy Bernardo de Gálvez as a summer residence, and the building later served as a military academy, an imperial residence and a presidential home. The Mexican–American War battle of 1847, when cadets known as the Niños Héroes defended the castle, is a central episode in national memory. Emperor Maximilian I and Empress Carlota lived there from 1864 to 1867 and altered the building and the surrounding gardens, including the Paseo de la Emperatriz that became Paseo de la Reforma. Later presidents, notably Porfirio Díaz, used it as a residence until Lázaro Cárdenas turned it into a museum in 1939. The museum's collections trace the history of Mexico from the Spanish conquest through the colonial era, independence, the Reform, the Second Empire, the Porfiriato and the Revolution. Rooms contain historical objects, uniforms, furniture, paintings, documents and carriages, and the imperial apartments preserve the decorative arts of Maximilian and Carlota. The Alcázar upper level includes the Porfirian residence, with its stained glass, the Garden of the Alcázar and views over Mexico City. Murals by Juan O'Gorman, David Alfaro Siqueiros and José Clemente Orozco decorate the museum halls, and the Siqueiros mural depicting the Revolution is a highlight. The museum follows a chronological curatorial approach with themed rooms. The building has been restored on several occasions, including a major renovation in the 2010s, and remains in good condition, although the hilltop climb and stairs affect visitors with limited mobility. The terrace provides panoramic views over the park and the city.