Programs in dentistry help students learn about how to prevent, diagnose and treat different conditions in patients. Completing a program in dental sciences can open the door to additional specialized career paths, such as becoming an orthodontist or veterinary dentist.

Spanning many countries and island territories, South America is home to many Spanish-speaking countries. Here, students can literally walk through history on their way to class and soak up the culture of ancient societies.

Master-level studies involve specialized study in a field of research or an area of professional practice. Earning a master’s degree demonstrates a higher mastery of the subject. Earning a master’s degree can take anywhere from a year to three or four years. Before you can graduate, you usually must write and defend a thesis, a long paper that is the culmination of your specialized research.