Major League
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- About.com
- Details about spring training in Arizona: the games, teams, stadiums, tickets, autographs and images.
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- Spring Training Magazine
- Schedules, ticket and travel information for both the Cactus and Grapefruit leagues.
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- Spring Training Online
- Focuses on providing general information such as travel guides, reservations and ticket purchases.
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- Spring Training Tips
- A comprehensive guide that includes tips, team information, schedules, news and related links.
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- Spring Training in Scottsdale
- Official site for baseball's pre-season action in Scottsdale, Arizona.
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- Ballpark Reviews
- Reviews of both major and minor league parks throughout the United States and Canada. Includes images and weblog.
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- Ballparks by Munsey and Suppes
- Facts, figures and photographs of ballparks and other sports venues.
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- Ballparks of Baseball
- Information and pictures of ballparks from the past to the current and the future.
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- Frank's Ball Parks
- Pictures and brief reviews of major league baseball stadiums, including many that are no longer in use.
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- Modern Era Baseball
- Focuses on planning trips to ballparks as well as the history of various stadiums.
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- Rickwood Field
- Information on America's oldest ballpark, established in 1910 and located in Birmingham, Alabama.
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- Baseball Databank
- Free source of annually updated files containing career and season information for players throughout Major League Baseball history.
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- Baseball Reference
- Current and past statistics for every player, team and league throughout history.
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- Baseball Statistics Nexus
- Encyclopedia of baseball statistics, graphs, biographical information and commentary.
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- FanGraphs
- Major League and Minor League Baseball statistics presented in graphical format, with statistical analysis and projections of future performance