Keith Burgess-Jackson, J.D., Ph.D.

Here are some spectacular photographs from today's Milan-San Remo race. The winner, Spaniard Oscar Freire, covered the 298-kilometer (185.1-mile) course in 6:57:28, which is an average speed of 26.61 miles per hour. Imagine riding at 26 miles per hour for almost seven hours. It's mind-boggling.