The great 20th century physicist and teacher Richard P. Feynman now has a free physics lecture series online courtesy of California Institute of Technology. Here are the 7 hour long lectures contained on the Caltech website:
Lecture 1: Law of Gravitation
Lecture 2: The Relation of Mathematics and Physics
Lecture 3: The Great Conservation Principles
Lecture 4: Symmetry in Physical Law
Lecture 5: The Distinction of Past and Future
Lecture 6: Probability and Uncertainty
Lecture 7: Seeking New Laws
Enjoy this course with one of the greatest physics teachers of all time.