Good gravy, Mexico City is a big place. The metropolitan area has a population of 19.2 million people. That is about 20 times the entire population of Montana being crammed into a 3,600 square mile valley. On top of all that, all those people are crammed into a valley with an average elevation that is 7,300 feet above sea level. Oxygen must really be in demand!

Even though it is one of the world’s great megacities, you can still get a bit of a small town feel if you know ... [read more]