The watch even lets runners know when they achieve a personal record, like a fastest mile or longest run to date.

ENGADGET: Garmin Forerunner 10 is a GPS watch designed for outdoor fitness, we go hands-on

He was the fastest cyclist and runner on the 70.3-mile course, and the third-fastest swimmer.

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Over a one-mile distance on Interstate 84 northeast of Hartford, the fastest 5% of drivers routinely flaunt the 65-mile-per-hour speed limit by driving 85 miles per hour.

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On this stretch--two lanes wide and almost completely straight for its entire 39-mile length--the fastest drivers routinely reach speeds of 87 to 90 miles per hour.

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In more modern times, the Fastnet Race, a 615-mile dash from England to Ireland and back, brings some of the world's fastest sailing vessels hurtling around the rock each year.

ECONOMIST: The Fastnet Lighthouse: Light on a lonely rock | The