1957 Year Laguna Seca Raceway was built, on land belonging to the U.S. Army's Fort Ord, for an original cost of $1.5 million.
2.238 Length, in miles, of the current, 11-turn course configuration. The circuit was extended from 1.9 miles in '88 to meet the FIM minimum-length regulation for Grand Prix competition, though it's still the shortest on the calendar.
300 Total feet of elevation change per lap, including the legendary Corkscrew (Turns 8 and 8A) that descends 109 feet.
1964 Year the first world championship round was held in America, at Daytona. The USGP returned to Daytona once more in '65, and wasn't held again until '88 at Laguna Seca.
13 Number of times motorcycle racing's premier class has run at Laguna Seca: 1988-'91, 1993- '94, 2005-present.
7 Number of those premier-class races that have been won by American riders: Eddie Lawson (1988), Wayne Rainey (1989-'91), John Kocinski (1993) and Nicky Hayden (2005-'06).
5 Number of years since an American rider has finished on the podium at Laguna Seca.
2 Position in which Texan Colin Edwards finished in the '05 USGP, besting his teammate Valentino Rossi who came in third.
7 Number of times the USGP has been won by a Yamaha-mounted rider (1988-'91, 1994, 2008 and 2010). Honda has won four (2005-'06, 2009 and 2011); Cagiva (1993) and Ducati (2007) have each won once.
52,670 Total race-day attendance at the 2011 USGP- roughly half the attendance from the first time the 500cc GP series visited in '88 and the MotoGP series visited in '05.