Many travelers flying into Mexico have connecting flights in Mexico City. The majority of them are anxious to get on another plane to their final destination as quickly as possible, and never see more of Mexico City than the Benito Juarez International Airport and what they can glimpse out of the plane window.
Admittedly, everything in Mexico City is on a grand scale. With its 680 years of history; urban sprawl that covers over 1500 square miles; and population hovering around 20 million, the city can be intimidating, but those who do venture into the nation's capital may be pleasantly surprised by all the city has to offer.
If you'll be flying into Mexico City, consider spending a few days before continuing on to your final destination. Some time spent exploring this city can be a great complement to your trip. This list of the Mexico City sights you shouldn't miss will help you make the most of your time.
More about Mexico City:
Well said
I totally agree and you should consider visiting Cancun as there is lots to do and it is quite fun!