Step into the stunning neoclassical palace that houses the National Art Museum, a true gem in the heart of the historic center. Inside, you'll wander through galleries showcasing a vast collection of Mexican art, spanning from the 16th century to the early 20th century. The building itself is as much a masterpiece as the art it contains, so be sure to look up and admire the grand staircases and ornate details. General admission is about $95 pesos.