You might want to browse the Bureau of Labor Statistics career website. It gives basic information about numerous careers, and also forecasts job prospects over the next decade.
There are relatively few majors which translate directly into a decent job post-graduation: teaching, nursing, engineering, computer science, etc. Most of the the major health careers (physician assistant, pharmacy, optometry, podiatry, etc.) require at least a master’s, but they pay well and are in high demand.