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 Preakness Stakes, the second leg of the Triple Crown, will be run Saturday at Pimlico Race Course. All eyes will be on American Pharoah, the winner of the Kentucky Derby. If you're planning a Preakness Stakes party, here's everything you need to know to make sure you don't miss a thing. WHEN: Saturday, May 16, 2015. Post time: 6:18 p.m. ET. WHERE: Pimlico Race Course, Baltimore.