Check this out
Self-Transcendence 3100 Mile Race:
Runners negotiate 5649 laps of one extended city block in Jamaica, Queens.
The runners have 51 days in which to complete the distance - an average of
60.78 miles (97.82 km) every day. http://en.wikipedia.org/wiki/Self-Transcendence_3100_Mile_Race
【在 w*******s 的大作中提到】 : Check this out : Self-Transcendence 3100 Mile Race: : Runners negotiate 5649 laps of one extended city block in Jamaica, Queens. : The runners have 51 days in which to complete the distance - an average of : 60.78 miles (97.82 km) every day. : http://en.wikipedia.org/wiki/Self-Transcendence_3100_Mile_Race