Part of the Operating systems glossary: Mac OS is the computer operating system for Apple Computer's Macintosh line of personal computers and workstations. A popular feature of its latest version, Mac OS X, is a desktop interface with some 3-D appearance characteristics.
The Preakness Stakes is an American flat thoroughbred horse race held on the third Saturday in May each year at Pimlico Race Course in Baltimore, Maryland. It is a Grade I race run over a distance of 9.5 furlongs (13â16 miles (1,900 m)) on dirt.
The web, reviewed by humans since 1999. MAIN Recreation Sports Horse Racing 2017 Preakness Stakes. Saturday, May 20, 2017 marks the 142nd running of the $1 million Preakness Stakes, the middle jewel of the Triple Crown, held every third Saturday in May.