On the last day of our first week in Mexico City, people were to start arriving that evening for the wedding.  but we still had the day to spend, so we decided to go to the anthropology museum in the morning.  Noa had been before, so it was mostly for me.  I had read the history of Mexico the previous day in our guide book on the bus tour, so i had some things i really wanted to see, and others that were not as…