A reindeer farm near Grand Rapids, Michigan, has a 24-hour web camera turned on its animals. According to the ReindeerCam.com Facebook page, every day at 4 p.m. Central time (5 p.m. Eastern time), Santa shows up to feed his team!
Check out the live camera at ReindeerCam.com.
Clarification: Originally, this page listed 5 p.m. as the time when Santa appears - it appears, according to the Facebook page for the website, that this time is Eastern time. The time is clarified above for both Central and Eastern times.