Chapultepec Park is considered one of the most famous places to visit in Mexico City, as it is beautiful with many attractions like museums, boats, and a park where you can eat and play. The Chapultepec Fair is also popular if you want entertainment and souvenirs. While the Zocalo square receives many tourists, the author does not find it as interesting due to its focus on souvenirs, food, and churches rather than attractions. Overall, Mexico has several beautiful and interesting places to see, with Chapultepec Park and the Zocalo recommended as top spots.