Pittsburgh Opera presents 4 free art song recitals each season. Here is a description from their web site.
In the George R. White Opera Studio at Pittsburgh Opera, Art Song Recitals are high-level, one-hour performances of art song literature by the Resident Artists of Pittsburgh Opera. These recitals are free and open to the public. The Pittsburgh Opera Guilds from Sewickley, Fox Chapel, South Hills and the City serve as reception hosts at these events.