Major League Baseball--Major League baseball team information
Minor League Baseball--Minor League baseball at all levels-Rookie to AAA, US and foreign
Baseball Links--A portal to literally thousands of informative baseball sites
Baseball Stadiums Visited--Meg Minard tells about her journeys to visit baseball fields.
Ballpark Business--Lots of information about the business of Ballparks and information about individual ballparks under "Got Ballparks?"
Ballpark 2 Ballpark-- Journey Through the Minor Leagues Volumes 1 & 2 by John & Vicki Hoppin. The books can be ordered at ballpark2ballpark.com. The books tell and show what happens at minor league and independent league ballparks, the people involved, the mascots, the fans, and the fun activities.
Ballpark Reviews--Brian Merzbach continues to be in the forefront of ballpark photography. With well over 400 ballparks now online.
Digital Ballparks--Eric and Wendy Pastore tell about their journeys to visit baseball fields.
Baseball Pilgrimages--Graham Knight tells about his journeys to visit baseball fields.
Ballparks Across America--Jim Jones visits close to 100 ballparks and meets up with over 2,700 fans.
Baseball Parks--Joe Mock's informative website take you on a journey through both Major and Minor League baseball.
Baseball Parks of the Minor Leagues--Paul Crumlish's specialty is smaller baseball parks.
Baseball Odyssey--Trying to visit all Major and Minor League fields as well as Independent League's teams.
Ballpark Digest--Outstanding guide to the Baseball Community. Lots and lots of current and historical information.
Historic Baseball--Bringing Baseball History to Center Field, information about historic players, teams, leagues, and obituaries. Does not appear to have been updated since 2007, but good information prior to that.
Yards of Summer--Yards of Summer celebrates the many homes of America’s Pastime and the baseball road trip taken.
Tom's Major League Baseball Stadium Guide--This guide and ranking of the current 30 major league stadiums is done in book format.
Charlie's Big Baseball Parks Page--chronicles Charlie's visit to over 373 different ballparks.
Ballpark Savvy--Some good ideas for planning a baseball road trip.
Fun While It Lasted--Lively Tales About Dead Teams. Andy Crosley writes about teams in all sports that are no longer playing. Lots of history and well written.
Here is a link containing Baeball Trivia.
A Sports Trivia Guide on the History of Baseball