They dug the middle out to use as fill for the turn banking on the track. Water also helps dampen noise, which is why they have lakes near airports.
daytona international raceway
Lake Geneva Raceway ended in 2006.
Lake Geneva Raceway was created in 1963.
Lake Lloyd is at the Daytona International Speedway, in the middle of the infield. Lake Lloyd is about 29 acres and is 60 feet deep.
Lake Lloyd
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The race that followed the 2012 Daytona 500 was the Subway Fresh Fit 500. It was on March 4th at Phoenix International Raceway. Denny Hamlin was the race winner.
The lake is the result of the dirt being dug to create the high banks of the track. Florida has an extremely wet underground, so the hole naturally filled with water.
There is about 74 miles between Lake Buena Vista, Florida and Daytona Beach, Florida. It would take about an hour an a half to drive from Buena Vista to Daytona.
J.J. Yeley, who finished 43rd (dead last) in the 2011 Daytona 500, earned $268,550.By comparison, when Ryan Newman won the April 2010 race at Phoenix International Raceway, he walked away with $235,804.
The Daytona International Speedway has 31 degrees of banking in the turns.
Dave Stacy from Enon, Ohio