Below is the first teaser trailer for The Hobbit: The Desolation of Smaug that will also be attached to The Man of Steel (but theaters don't always add it). The trailer also provides the first look at Smaug. In addition you can find stills that show off Tauriel, Legolas and others from the trailer here.

The Hobbit: The Desolation of Smaug Teaser Trailer. There are any The Hobbit: The Desolation of Smaug Teaser Trailer in here.