Titillium Text, a very nice font created by Accademia di Belle Arti di Urbino (www.campivisivi.net), includes 6 different styles.
The character set:
And about the license?
It’s shared under the OFL license, Open Font License, an open source license thinked for the fonts, it can be used in any project, personal or commercial, in web applications, or we can modify and redistribuite it under the same license.
On Fontsquirrel we can see Titillium ready for use in ours web sites through @font-face.