This is partly due to the fact that it requires a shorter duration of schooling and it is rewarding as far as finances go. While the length of schooling may be shorter than many other medical professions, there are still requirements that you will need to fulfill in order to become an ultrasound technician.
The Maya civilization developed in an area that encompasses southeastern Mexico, all of Guatemala and Belize, and the western portions of Honduras and El Salvador.
In short, the Maya came first, and settled in modern-day Mexico. Next came the Olmecs, who also settled Mexico. They didnât build any major cities, but they were widespread and prosperous. They were followed by the Inca in modern-day Peru, and finally the Aztecs, also in modern-day Mexico.