Yes.
Direct TV has four or five HD selections without buying into HBO, etc., or pay-per-view.
The picture is so good that you will wish you had a printer to preserve the picture.
Also, if is important to know if you live in an area that receives HD Television broadcasts using UHF signals. \
Go to www.antennaweb.org to see what you could get.
Even the audio is digital and, especially on PBS, the feed is worth running through your best DAC.