Looking for some professional free fonts?  Here are some of my favorites:

Engel Light
A professional sans-serif font which is great for print design as well.

Cardo
Cardo is a large Unicode font which is nice for for high-quality typography.

Romeral
A font with noticeable visual impact and straight geometric form 

Diavlo
A fun font that has 5 different weights:  Light, Book, Medium, Bold and Black 

Lacuna
A beautiful elegant font for print and web design