According to a news report in today's NYT:
The Chinese bullet train, which has the world’s fastest average speed, connects Guangzhou, the southern coastal manufacturing center, to Wuhan, deep in the interior. In a little more than three hours, it travels 664 miles, comparable to the distance from Boston to southern Virginia. That is less time than Amtrak’s fastest train, the Acela, takes to go from Boston just to New York.
Even more impressive, the Guangzhou-to-Wuhan train is just one of 42 high-speed lines recently opened or set to open by 2012 in China. By comparison, the United States hopes to build its first high-speed rail line by 2014, an 84-mile route linking Tampa and Orlando, Fla.
Read full article here.